读句子,填单词.

题目

读句子,填单词.
1.They are green.They are not heavy .They are not trees.children sometimes collect them because they are pretty.what are they ( ) 2.we can see people in them cat't see us.people in them cat't listen to us.people in them cat't talk,either.they are not mirrors.what are they?( )

答案

1 应该是树叶
至于2中的cat't 我不知道是什么意思了