37.If the boy eats too much cakes,he will feel sick.

38.The school was built in 1990.

39.That newspaper,which was bought yesterday is mine.

40.Because of Tim's carelessness ,he lost his job.

Bạn kham thảo:

37. The boy feels sick because he eats too many cakes.

=> If the boy eats too many cakes, he will feel sick.

Câu điều kiện loại 1: If + thì hiện tại đơn, will + động từ nguyên mẫu

38. People built the school in 1990.

-> The school was built in 1990

Câu bị động ở quá khứ: S + was/were + V (P2) + (by + O)

39. That newspaper is mine. I bought it yesterday.

=> That newspaper, which I bought it yesterday, is mine

Câu sử dụng đại từ quan hệ which

40. Since he was careless, Tim lost his job.

=> Because of Tom's carelessness, he lost the game.

Ta có công thức: Because of +N, ....

Goodluck~~