一位同学身高1.7m,站在1m的平面镜前,他在镜中的身高是( )
A:0.7m
B:1m
C:1.7m
D:无法判断
按照句子顺序给图片写序号。
①They'll visit our classroom.
②They'll visit the art room.
③They'll go to the hall.
④They'll go to the library.
⑤They'll meet the teachers in the meeting room.
____
如图是人血涂片示意图,对该图的叙述中错误的是( )
在17世纪的英国,出现的政权形式有( )①君主专制 ②共和国 ③君主立宪制 ④军事独裁制