1. Yesterday I (go) went to the restaurant with a client.

2. This house (stand)  has stood    for centuries.

3. I (see) have seen that film several times because I like it.

4. I (not go) didn't go to school last Sunday.

5. Look! A boy (run) is running after the bus.

6. Let’s (help) help  Mom, Ann. She (clean) is cleaningthe floor.

7. In the future, robots (be) will be able to understand what we say.

8. He (not smoke ) hasn't smoked  for two weeks. He is trying to give it up.

9. My wife and I (travel) traveled to Mexico by air last summer.

10. A. This is my house

B. How long have you (live) lived  here?

A. I (live)  have lived  here since 1970.

1 went

2has stood

3have seen

4didn't go

5is running

6help,is cleaning

7will be

8hasn't smoked

9traveled

10have you lived

Have lived