找出不同类的单词，将序号填在括号内。
1. A. behindB. cap C. beside
2. A. springB. coolC. winter
3. A. sunB. moon C. paint
4. A. yuanB. much C. dollar
5. A. cookB. footballC.table tennis
I’m _________ dressed now.
A. get B. getting C. getting
We don’t have any class ______ Saturday.
A. to B. at C. on
I go to school_________ 7 o’clock.
A. on B. at C. in
Who’s ________ the bathroom?
A. on B. atC. in