1. I haven't seen my best friend for 6 years.

`->` S + last + V2/ed + thời gian + ago = S + have/has + not + Vpp + for + khoảng thời gian

2. The lazy boy is always forgetting his homework.

`->` Dùng hiện tại tiếp diễn để diễn tả sự phàn nàn thường đi với "always"

3. This expensive hotel wasn't rented a long time ago.

`->` Câu bị động quá khứ đơn: S + was/were + Vpp

4. The water was not warm enough for the children to swim in.

`->` S + be + adj + enough + for SO + to V

5. I am having my car serviced by the garage on Monday.

`->` have + ST + Vpp

6. The exam was easier than I expected.

`->` So sánh hơn với tính từ ngắn: S + be + adj + er + than + S2 + V2

7. He told us to shut the door but not to lock it.

`->` told + SO + to V/ not to V: yêu cầu ai đó làm gì/ không làm gì

1. I haven’t seen my best friend for six years.

2. The lazy boy is always forgetting his homework.

3. This expensive hotel wasn’t rented a long time ago.

4. The water was not warm enough for the children to swim in.

5. I am having my car serviced in the garage on Monday.

6. The exam was easier than I expected.

7. He told us to shut the door but not to lock it.