下图为一张未完成的英国和美国政治体制部分内容比较表。请你根据两国政治体制的实际，在标有①②③④空格中依次应填入的内容是（    ）<table _dj="MsoNormalTable" border="1" cellspacing="0" style="border-collapse:collapse;margin-left:-0.6000pt;border:none;mso-border-left-alt:0.5000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;mso-border-insideh:0.5000pt solid windowtext;mso-border-insidev:0.5000pt solid windowtext;mso-padding-alt:6.0000pt 6.0000pt 6.0000pt 6.0000pt ;"><tbody><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:1.0000pt solid rgb(0,0,0);mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">国别内容</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:1.0000pt solid rgb(0,0,0);mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">英国</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:1.0000pt solid rgb(0,0,0);mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">美国</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">国家元首</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">国王</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">总统</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">元首产生的方式</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">世袭</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">选举</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">元首任期</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">终身制</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">任期制</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">元首的实权</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">①</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">有</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">政府首脑</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">首相</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">总统</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">政府产生方式</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">②</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">总统任命</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">国家权力中心</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">议会</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">③</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">行政权</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">内阁</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">总统</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">立法权</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">议会</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">国会</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">政府首脑与议会的关系</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">④</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">总统不对国会负责并与国会相互制约</td></tr></tbody></table>