Mình cần gấpppppppppppp

`Đáp` `án:`

1. I have just seen him

2. He has already left

3. I haven't read it yet

4. she has already seen the film.

5. they have just arrived

6. We haven't told him yet. 

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Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

(?) Has/Have + S+ V3/ed?

DHNB: before, since + mốc thời gian, for + khoảng thời gian, yet, already, just,....