Question

1.       Last night we (watch) ____________ TV when the power failed.

2.       I (not see) ____________ him since last Sunday.

3.       Hurry up! The train (come) ___________ .

4.       Columbus (discover) ____________ America more than 400 years ago.

5. My mother (come) __________ to stay with us next week.

6. She often (go)__ ____________ to a park near the river bank on Saturday afternoon. 

7. He (not stay) __________________at home at the moment.

8. I had a phone call while I (surf) ____________the web.

9. I (write)______ ______ to my pen pal two months ago.

10. I (not receive) ____________your letter since last year.

Answer 1

1 were watching

2 haven't seen

3 is coming

4 dicovered

5 will come

6 goes

7 isn't staying

8 was surfing

9 wrote

10 haven't received 

Answer 2

1. was watching 

2. haven't seen

3. is coming

4. discovered

5. will come

6.goes

7. isn't staying

8. was surfing 

9. wrote

10 haven't received 

6. 

Answer 3

1.       Last night we (watch) were watching TV when the power failed.

2.       I (not see) haven't seen him since last Sunday.

3.       Hurry up! The train (come) is coming  .

4.       Columbus (discover) dicovered America more than 400 years ago.

5. My mother (come) will come to stay with us next week.

6. She often (go) goes to a park near the river bank on Saturday afternoon. 

7. He (not stay) isn't staying at home at the moment.

8. I had a phone call while I (surf) was surfing the web.

9. I (write) wrote to my pen pal two months ago.

10. I (not receive) haven't received  your letter since last year.