Номер 6.

1. Julie was doing some shopping when she saw some lovely red boots.

2. I was waiting the bus when the sun came out.

3. Paul was watching TV when he heard a thunder.

4. I was playing in the snow while dad was sweeping the front path.

Номер 7

1) are going

2) travelled

3) was

4) arrived

5) was snowing

6) was blowing

7) was shining

8) stayed

9) spent

10) loved

11) had

12) wasn't