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Nhật Duy Nguyễn
Sinh Viên NEU
30 tháng 11 2023 lúc 19:54

Ex1

1 are

2 are working

3 isn't

4 goes

5 didn't stay

6 wasn't 

7 are working

8 is working

9 was working 

10 played

11 was playing

12 is going

13 goes - will arrive

14 had arrived

15 had begun

16 Began

17 Has she gone

18 have just done

19 have read

Ex2

1 Have they gone

2 has already finished

3 turned - had prepared

4 cleaned

5 had spent

6 wrote


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