giúp tớ với mai cớ kiểm kiểm tra rùi

Các công thức đổi HTHT - QKĐ

Structure 1: 

S + has/have + not + V3/ed + for/since + time 

--> S + last + V2/ed 

--> The last time + S+ V2/ed + was + time 

--> It is / has been + time + since + S+ (last) + V2/ed 

Structure 2:

S + has/have + V3/ed + for/since + time 

--> S + started / began + to V / Ving 

--> It is / has been + time + since + S+ V2/ed 

Structure 3: 

S + has/have + not/never + V3/ed + ... before

--> This/It is the first time + S+ has/have+ V3/ed

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1. I've worked for the company for three years.

2. The last time I went to ... was two years ago.

3. The last time Crancy came was in 1999.

4. It's ages since we last went to a ... 

5. Sarah last saw her friend when she left for the United States.

6. This is the first time I have ever stayed in such an expensive hotel.

1. It's ages since I last played football.

2. It's three years since I last went to Ha Long.

3. She last saw her mother when she left for Paris.

4. I haven't seen her since she returned to her hometown.

5. It's the first time she has ever spoken Japanese.

6. I last heard from him in July.

7. My aunt started to teach English 40 years ago.

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