A

1.      are  2. was  3. were  4. Is  5. Was  6. were  7. Are  8. were

B

1.      I was making a big cake.

2.      They were using the computer.

3.      He is studying English.

4.      Are you playing tennis?

5.      Was she talking with her friend?

6.      What were you doing?

7.      What are you doing?

8.      You were not (werenft) listening to music.

C

1.      Where were you yesterday?  I was in the park.

2.      How long were you in the park?  I was there for three hours.

3.      What was he doing then?  He was studying English.

4.      Who was running with him?

5.      They were not (werenft) listening to music then.

6.      Was she watching TV then?  Yes, she was.

 

D

1. He is going to study French.

2. She isnft going to study English.

3. Is he going to go to America?

4. I am going to go to school by bike.

5. What is she going to do?

6. When are you going to go to Tokyo?

 

E

1.  c  2.  b  3.  e  4.  a  5.  d

 

F

1. when  2. that  3. because  4. if  5. because