2. REWRITE THE SENTENCES 1. Keep silent or you have to go out If 2. Unless Mary feed her cat , it will be hungry If y Mary .. 3. If we travel by bus, it will be cheaper. Should ......................... 4. If I were a bird , I would be a white pigeon Were .............................. 5. If I had a map, I would lend it to you. Were .. 6. If you had told me, I could have helped you. Had .. 7. I cant finish this work today because I dont have enough time If I ....................... 8. I didnt go to the party last night so I couldnt meet her . If ................................................

1. Keep silent or you have to go out

--> If you keep silent, you won't have to go out./ If you don't keep silent, you will have to go out.

--> Câu đk loại 1

2. Unless Mary feed her cat , it will be hungry

-->If Mary doesn't feed her cat, it will be hungry.

--> Câu đk loại 1 dùng với Unless-> If not

3. If we travel by bus, it will be cheaper.

-->Should we travel by bus, it will be cheaper.

--> Đảo ngữ của câu đk loại 1

 CT: Should+ S+ (+not)+ V(infi)+ O ,clause....

*Example: If he studies harder, he will pass the exam.

  -->Đảo ngữ: Should he study harder, he will pass the exam.

4. If I were a bird , I would be a white pigeon

-->Were I a bird, I would be a white pigeon.

--> Đảo ngữ của câu đk loại 2 với đt thường

CT:  +Với động từ thường: Were+S (+not)+to +V(infi) +O, clause......

*Example: If she got up earlier, she wouldn't miss the bus.

-->Đảo ngữ: Were she to get up ealier, she wouldn't miss the bus.

       +Với động từ tobe: Were+ S (+not) +O, clause.........

*Example: If I were you, I would buy a new car.

-->Đảo ngữ: Were I you, I would buy a new car.

5. If I had a map, I would lend it to you.

-->Were I to have a map, I would lend it to you.

--> Đảo ngữ của câu đk loại 2 với đt tobe

6. If you had told me, I could have helped you.

-->Had you told me, I could helped you.

--> Đảo ngữ của câu đk loại 3

  CT: Had +S (+not) +V(ed/3) +O, clause.....

*Example: If he had gone to her house yesterday, he could have met her.

--> Đảo ngữ: Had he gone to her house yesterday, he could have met her.

7. I cant finish this work today because I dont have enough time

-->If I had enough time, I could finish the work today.

--> Câu đk loại 2 diễn tả 1 tiếc nuối ở HT.

8. I didnt go to the party last night so I couldnt meet her .

-->If I had gone to the party last night, I could meet her.

--> Câu đk loại 3 diễn tả 1 tiếc nuối trong QK.