`1.` Mr Hung used to live in the country when he was a child.

`→` Cấu trúc `:` used to `+` Vo `:` đã từng làm gì

`2.` The new president will be interviewed on TV by some people.

`→` Cấu trúc `:` `S` `+` will `+` be `+` `V`pp `+` by `O`

`3.` It is about `300` km from Ho Chi Minh city to Phu Quoc island.

`→` Cấu trúc `:` It `+` to be `+` khoảng cách `+` from .... `+` to .....

`4.` In spite of being very rich, he isn't happy.

`→` Cấu trúc `:` In spite of `+` Ving/`N`, clause

`→` Dùng `V`ing khi cùng chủ ngữ

1. Mr Hung used to live in the country when he was a child

Cấu trúc : S+used to + V nguyên thể ......

2. The new president will be interviewed on TV by some people.

3. It is (about) 300 km from Ho Chi Minh city to Phu Quoc Island

Cấu trúc: It is ( about) + ......km from A to B

4. In spite of the fact that he isn't happy, he is very rich

* Trong trường hợp bí quá thì in spite of thì cộng thêm the fact that rồi hạ nguyên si xuống

  * In spite of + N/V_ing , S+V