Ⅰ. 写出下列动词的过去式和过去分词。
|Verb|Past tense|Past participle|
|bear| | |
|beat| | |
|become| | |
|blow| | |
|bring| | |
|build| | |
|buy| | |
|catch| | |
|choose| | |
|come| | |
|do(does)| | |
|drink| | |
|drive| | |

|Verb|Past tense|Past participle|
|----|----|----|
|bear|bore|born/borne|
|beat|beat|beaten|
|become|became|become|
|blow|blew|blown|
|bring|brought|brought|
|build|built|built|
|buy|bought|bought|
|catch|caught|caught|
|choose|chose|chosen|
|come|came|come|
|do(does)|did|done|
|drink|drank|drunk|
|drive|drove|driven|

1. I already (see) the film. I (see) it last week.
2. — he (finish) his work today? — Not yet.
3. My father just (come) back from work. He is tired now.
4. — Where's Li Ming? — He (go) to the teachers' office.
5. I (work) here since I (move) here in 1999.
6. So far I (make) quite a few friends here.
7. — How long the Wangs (stay) here? — For two weeks.
8. I just (finish) my homework.

1. have; seen; saw 2. Has; finished 3. has; come 4. has gone 5. have worked; moved 6. have made 7. have; stayed 8. have; finished

1. I have seen him before. So I have no idea about him.
2. Jack has finished his homework.
3. Mr. Wang has taught in this school ten years.
4. — Have you seen the film? — No, I have seen it.
5. — Has the bus left ? — Yes, it has left.

1. never 2. just/ already 3. for 4. ever; never 5. yet; just/already