5.

1.weren't

2.shared

3.ate

4.didn't like

5.went

6.saw

7.didn't want

8.spent

9.took

10.didn't watch

11.had

6.

1.did they stay

2.did they eat

3.did they see at the Natural History Museum in South Kensington

4.did Jason and Alex spent the morning in

5.did they have when they didn't watch a film

7.

1.He could do his homework

2.He could eat a pizza

3.He couldn't go swimming

4.He could listen to music

5.He couldn't ride a bike

6.He could play the guitar

7.He could text his friends

_______________

correct

1.Jack didn't like the party.

2.We didn't pay much for lunch at the zoo yesterday. 

3.Did they enjoy their holiday?

4.We didn't know where it was but finally we found it.

5.Bill's friend didn't eat a lot of food yesterday.

6.Did you go to the party?

7.

1. He could do his homework

2. He could eat a pizza

3. He couldn't go swimming

4. He could listen to music

5. He couldn't ride a bike

6. He could play the guitar

7. He could text his friends