giúp e vs ạ !!!!!!!!

`1.` We have played tennis for 2 years

`2.` Mai has gone to the library today.

`3.` My sister has moved to a new house near her boyfriend's flat

`4.` His teacher hasn't explained this lesson yet.

`5.` This is the best film I have ever watched.

`6.` Minh has just left his office for 2 hours

`7.` Have they written a report since last Monday?

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*Cấu trúc thì `HTHT`:

$(+)S+has/have+V(pp)+ O$

$(-)S+has/have+not+V(pp)+O$

$(?)Has/have+S+V(pp)+O?$

Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

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

Wh + has/have + S+  V3/ed?

S số ít, he, she, it + has

S số nhiều, you, I, we, they + have

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

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1. We have played tennis for 2 years.

2. Mai has gone to the library today.

3. My sister has moved to a new house near her boyfriend's flat.

4. His teacher hasn't explained this lesson yet.

5. This is the best film I have ever watched.

6. Minh has just left his office for 2 hours.

7. Have they written a report since last Monday?

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