1. When we were in Canada, we went/were going skiing almost every day.

2. About 4 years ago, I decided/was deciding to become a chef.

3. Georgia had/was having a shower when someone knocked at the door.

4. Holly and I ran from the house to the taxi because it rained/was raining heavily.

5. Two men argued/were arguing outside.

6. Daniel called/was calling you at one o'clock yesterday.

7. We ate/were eating breakfast when a letter came through the letter box.

8. I saw that Paula made/was making a cake.

9. I dreamt/was dreaming about my favourite band when the alarm clock went off.

10. While i practised/was practising the trumpet late last night, a neighbour came to complain.

Chắc chắn đúng nha

1. were going
2. decided 
3. was having
4.  was raining heavily
5. argued
6. was calling
7. were eating
8. was making
9. was dreaming
10. was practising

1. went 
2. decided
3. having
4. was raining 
5. was arguing 
6. calles
7. were eating