`1.` She's in hospital because she had an accident.

`-` Clause (nguyên nhân) + because + clause (kết quả): vì, bởi vì

`-` Thì quá khứ đơn: S + Ved/ V2

`-` an + N (bắt đầu bằng nguyên âm).

`2.` They work many hours but they don't have much money.

`-` Thì hiện tại đơn:

$(+)$ S + V(s/es).

$(-)$ S + do/ does + not + Vinf.

`-` Clause + but + clause: nhưng

`3.` Paul ask me a question, so I replied.

`-` Clause, + so + clause: nên

`4.` I buy tomatoes, peppers and potatoes.

`5.` She can have an apple or a mango. She can't have both of them.

`6.` Karthik can play the piano but he can't play the violin.

`7.` She is very lazy but her brother is hard-working.

`8.` She is clever and beautiful.

`9.` You can take the blue shirt or the green shirt.

`10.` My sister is tall but I am short.

1.She's in hospital because she had an accident

2. They work many hours but they don't have much money.

3. Paul asked me a question, so I replied.

4. I buy tomatoes, peppers and potatoes.

5. She can have an apple or a mango. She can't have both of them.

6. Karthik can play the piano but he cant't play the violin.

7. She is hard-working but her brother is very lazy.

8. She is clever and beautiful.

9. You can take the blue shirt or the green shirt.

10. My sister is tall but I am short.

  chúc bạn học tốt>