2019年mpacc考试英语真题——连词1171

{01}Let children speak their own opinions, ______they are different from your own.

A.until

B.unless

C.as though

D.even if

解析：
试题分析：考查连词：句意：让孩子们发表他们自己的观点，尽管不同于你自己的。even if即使，尽管；until直到; unless除非; as though好像，选D。
本题选D。
{02}You have to wear special clothing, a helmet and a life jacket ____ your raft gets turned upside down or sinks.

A.so that

B.in order that

C.now that

D.in case

解析：短语辨析。A. 以便；所以 B. 为了；以便 C. 既然   D. 万一；假使。句意：万一你的木筏翻了或者沉底，你必须穿上特殊的衣服，一个头盔和救生衣。选D。
本题选Ｄ。
 
{03}I was watching the news on TV _______ the power went off.

A.when

B.as

C.while

D.until

解析：考查连词。be v-ing … when …正在做……突然……，句意：我正在看新闻的时候突然停电了。故选A。
本题选A。