问题 填空题
选择合适的单词补全句子,并注意大小写。

do, are, take, you, playing

1. What are _____________ doing?
2. _____________ you need an envelope?
3. I am _____________ with my friends.
4. One stamp is two yuan.  I'll _____________ three.
5. How much _____________ the books?
答案

1. you  2. Do  3. playing  4. take  5. are

单项选择题
单项选择题