Question

Answer 1

Ex1

1 were playing

2 ko có chủ ngữ

3 was watching - was reading - was doing - was playing

4 was having

5 was doing

6 was watering

7 were visiting

8 were doing

9 was feeding

10 were learning

Ex2

1 arrived - was still sleeping

2 went - were having

3 was having - stopped

4 arrived - was still sleeping

5 were crossing - saw

6 saw - was standing

7 were playing - came

8 rang - was taking

9 was sitting - saw

10 were cleaning - came