1. I ________( write/ wrote) an email yesterday.

2. There ________( were/ was) many books about the US.

3. I am going to ________( reads/ read) some books.

4. It ________( was/ were) very interesting.

5. Did you ________( do/ did) sport?

【答案】1. wrote 2. were 3. read 4. was 5. do

【解析】

略