Choose one sentence that best rewrites the sentence given

C. Choose one sentence that best rewrites the sentence given:

1. I was not there yesterday, so I could not help you.

A. If I was there yesterday, I could help you.

B.  Had I been there yesterday, I could have helped you.

C. If I had been there yesterday, I could have helped you.

D.  B and C are correct.

2. You didn't tell me your story, so I couldn't help you.

A. If you told me the story, I could help you.

B.  If only you told me your story.

C.  If you had told me the story, I could have helped you.

D.  Did you tell me your story, I could help you.

3. If Nam hadn't gone to school yesterday, he wouldn't have understood that lesson.

A. Nam didn't go to school yesterday and he didn't understand that lesson

B.  Nam went to school yesterday but he didn't understand that lesson.

C.  Nam didn't go to school yesterday but he understood that lesson.

D.  Nam went to school yesterday and understood that lesson.

4. He doesn't study hard, so he can fail the examination.

A. If he studies hard, he won't fail the examination.

B.  If he didn't study hard, so he wouldn't fail the examination.

C.  He wouldn't have failed the examination if he had studied hard.

D.  If he studied hard, he wouldn't fail the examination.

5. She worked hard so she got high wages.

A. If she didn't work hard, she wouldn't get high wages.

B.  If she had worked hard, she would have got high wages.

C.  If she hadn't worked hard, she wouldn't have got high wages.
D.  If she worked hard, she would get high wages.

6. Mary felt sick because she drank too much wine.

A. If Mary hadn't drunk too much wine, she wouldn't have felt sick.

B.  If Mary had drunk too much wine, she would have felt sick.

C.  If Mary didn't drink too much wine, she wouldn't feel sick.

D.  A & C are correct.

7. I didn't have time, so I didn't go shopping.

A. If I have time, I will go shopping.                         B.  If I had time, I would go shopping.

C.  If I had had time, I would have gone shopping.   D.  If I have had time, I would have gone shopping.

8. She doesn't know English, so she can't translate English books.

A. If she knows English, she can translate English books.

B.  If she knew English, she can translate English books.

C.  If she knew English, she could translate English books.

D.  If she knows English, she could translate English books.

9. Mary didn't wear the raincoat, so she got cold

A. If Mary wore the raincoat, she wouldn't get a cold

B.  If Mary had won the raincoat, she didn't get a cold

C.  If Mary had worn the raincoat, she wouldn't have got a cold

D.  If Mary has worn the raincoat, she wouldn't have got a cold

10. You didn't work hard.  You got bad marks.

A. Had you worked hard, you would have got bad marks.

B.  If you had worked hard, you would not have got bad marks.

C.  If you worked hard, you would not get bad marks.

D.  Did you work hard, you would not get bad marks.