We 17)
(get) to know so much about our Solar System since we first 18)
(land) on the Moon and these are things that 19)
(seem) impossible to study just one hundred years back!
This 20)
(be) such an amazing opportunity and I love every minute!
Lots of love,
Rebecca

1. was watching

2. died

3. rang

4. was cooking

5. was having

6. came

7. was going

8. came

9. were studying

10. happened

11. was walking

12. was sleeping

13. met

14. was skiing

15. was shopping

16. started to rain (?)

17. saw

18. were fighting

2)

1. heard, were speaking

2. told, were playing

3. was listening, dropped

4. was making, rang

5. were walking, started

6. was riding, hit

7. were sleeping, began

8. was having, came

9. was planting, was jumping

10. were having, went

11. was eating, landed

12. were playing, came

13. left, arrived

14. was reading, heard

15. was having, visited

16. was crossing, saw

17. was choosing, came

1. was watching

2. died

3. rang

4. was cooking

5. was having

6. came

7. was going

8. came

9. were studying

10. happened

11. was walking

12. was sleeping

13. met

14. was skiing

15. was shopping

16. started to rain (?)

17. saw

18. were fighting

2)

1. heard, were speaking

2. told, were playing

3. was listening, dropped

4. was making, rang

5. were walking, started

6. was riding, hit

7. were sleeping, began

8. was having, came

9. was planting, was jumping

10. were having, went

11. was eating, landed

12. were playing, came

13. left, arrived

14. was reading, heard

15. was having, visited

16. was crossing, saw

17. was choosing, came