1. I enjoy playing sports because it is good for my health.
`->` S + enjoy(s) + V_ing + ...
`->` Because + S + V(chia theo thì thích hợp).
2. Do your children go camping every summer holiday?
`->` Do/Does + S + V(inf) + ... ?
`->` go camping: đi cắm trại.
3. I think photography can be an expensive hobby.
`->` I think + mệnh đề.
4. My cousin will give me a book as a gift on my next birthday.
`->` Chia thì tương lai đơn: S + will + V(inf).
5. He finds mountain climbing dangerous so he doesn't take it.
`->` Find + danh từ + tính từ: nhận thấy ai/cái gì như thế nào