一正常婴儿，体重6.2kg，身长61cm，大笑出声，抬头90°,能玩手，最可能的月龄是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='27909' and id < 2291802 and id<>'2291802' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27909' and id > 2291802 and id<>'2291802' order by id asc limit 5