`I` (pic 2)

1. Have you ever been to Paris, Mr.Long?

2. Vinh usually goes to school on foot

3. Nam has not done his homework yet

4. She has lived in HN for 6 years

5. Did you meet Mai yesterday?

6. Do you clean the room every day?

7. He has worked in this company since 2009

8. Has Lan studied in Vinh University for 3 years?

9. They have watched this film three times this year

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Câu trúc thì HTHT: $S + have/has + p.p + O$

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`IV`

1. Pho is the most delicious I've ever tasted

2. HCM city is busier than Ha Noi

3. Vatican is the smallest country in the world

4. I think Bangkok is more modern than Manila

5. Is Tokyo one of the most expensive cities in the world?

6. The population of London is bigger than that of Paris

7. It's the best service we've ever had in New York

8. The weather in Cairo is worse than that in Berlin

9. Shanghai is one of the noisiest cities in the world

10. Many people say that Hue is the most historic city in VietNam

`V`.

1. more → most

⇒ one of the + .....: một trong những 

2. called → call

3. hasn't visited → didn't visited

`=>` Có "last summer" làm thời gian xác định

4. eats → has eaten

`=>` second times ⇒ thì HTHT

5. most → bỏ

`=>` Thêm duôi -est cho các adj/adv ngắn thì không dùng thêm most