2. has opened    3. has drawn    4. has broken     5. has won    6. have run out of    7. have cleaned        8. have learnt/learned  9.  have come 10. hasn't finished 

-> thì Hiện Tại Hoàn Thành 

-> S+has/have + Ved/colums 3 + for/since + time

-> S+has/have + not + Ved/colums 3 + for/since + time 

-> Has/have + S+ Ved/colums 3 + since/for + time ? 

-> Dấu hiệu : yet , just , already , up to now , lately , many times , several times , for + khoảng thời gian , since + mốc thời gian , for a long time , ever , never , ... 

Exercise 5. Complete the second sentence so that it follows on from the first. Use the present perfect

Thì hiện tại hoàn thành (present perfect): S +have/ has + Vpp + O

Chủ ngữ là someone, somebody, he, she ,it, số ít, tên riêng -> đi với has

Chủ ngữ là i, you, we, they -> đi với have

2. has opened

3. has drawn

4. has broken

5. has won

6. have run out of

7. have cleaned

8. have learnt (my)

9. have been here/ have come

10. hasn't finished