`1.` I'm interested in collecting birthday cards.

`-` Be interested in `+` V-ing/N `:` Yêu thích, hứng thú làm gì/cái gì

`2.` She prefers socializing with friends to watching TV.

`-` Cấu trúc: S `+` like `+` V-ing `+` more than `+` V-ing

`=` S `+` prefer `+` V-ing `+` to `+` V-ing

`->` Ai đó yêu thích làm gì hơn làm gì ...
`3.` Unless you study hard, you won't pass the mid-term test.

`-` Ta có: Unless `=` If ... not ...

`->` Unless `+` am/is/are N/Adj`/`V(s/es), S `+` will/can (not) `+` V

`=` If `+` am/is/are not `+` N/Adj`/`don't/doesn't V, S `+` will/can (not) V

`4.` Would you mind helping me with this exercise`?`

`->` Would you mind `+` V-ing `?` `:` Bạn có phiền làm gì không `?`

`5.` Let's take a break and relax for a while.

`-` Why don't we `+` V-inf `=` Let's `+` V-inf `:` Hãy làm gì đó ...

`->` Đưa ra lời gợi ý, đề nghị, rủ rê ai đó.

`6.` I really enjoy going fishing in the rural areas.

`->` Enjoy `+` V-ing `:` Thích làm gì ...

1 I’m interested in collecting birthday cards.

 * interest in + V-ing

2. She likes socializing with friends more than watching TV.

  She prefers socializing with friend to watching TV

 * S + prefer + N + to + N

3. If you don’t study hard, you won’t pass the mid-term test.

 Unless you study hard, you won’t pass the mid-term test.

 * Unless = If not (song sử dụng ở khẳng định).

4. Please help me with this exercise!

  Would you mind helping me with this exercise.

 *  would you mind + ving

5. Why don’t we take a break and relax for a while?

  Let’s take a break and relax for a while

 * Let’s sb + V-nguyên thể

6. Going fishing in the rural areas is really enjoyable.

   I really enjoy going fishing in the rural areas.

*  Enjoy + V-ing