I only _________ some bread for breakfast. （    ）

A．ate

B．eat

C．eating

My mother often _________ to work by bus, but she _________ to work yesterday. (    )

A．went; drives

B．goes; drives

C．goes; drove

按要求完成句子。
【小题1】Everyone _________ (study) hard every day!
【小题2】Our teacher _________ (learn) us to play ping-pong yesterday.
【小题3】Danny couldn’t _________ (throw) the ball.
【小题4】My father _________ (answer) me some questions now.
【小题5】Did he _________ ( watch)a basketball this morning?

写出下列动词的过去式
1. am／is ________ 2. do _______ 3. go ________ 4. have _______
5. isn’t _________ 6. aren’t ________  7. spend________    8. cook_______
9. read ________ 10. clean _______   11. live _______ 12. study_________

He is a taikonaut.（改成一般过去时）
________________________________________