What _________ you do last summer?

A．did

B．do

C．was

I______a letter to my friend last night. （   ）

A．write

B．wrote

C．writing

写出所给单词的过去式。  
1. watch____________ 2. like _____________
3. study_____________ 4. stop _____________
5. put____________     6. have ____________
7. can_____________ 8. come __________
9. sit_____________ 10. are_____________

根据提示写出单词的正确形式。
【小题1】Mike_______________(learn) Chinese three years ago.
【小题2】This man is an English teacher. He ______________(teach) us English last year.
【小题3】— What did you write?
— I______________ (write) a story about dogs.
【小题4】My grandma was a dancer. She______________(dance) in lots of Chinese cities.
【小题5】Amy didn’t ______________(make) a cake yesterday.

按要求写单词。  
1. he（宾格） _______________ 2. like（现在分词）  _______________ 
3. study（第三人称单数）_______________ 4. stop（过去式）  _______________ 
5. you（名词性物主代词）_______________ 6. why （对应词） _______________
7. can（否定形式） _______________   8. come（反义词）  _______________ 
9. right（同音词） _______________   10. aren't（完全形式） _______________