—John, how did your English exam go?
— I thought I _____ , but in fact I came in the top 10% in the class.
| A．should have failed | B．might have failed |
| C．couldn’t have failed | D．mustn’t have failed |
It is you as well as your wife that ______ your son's bad performance at school.
| A．is to be blamed for | B．are to be blamed for |
| C．are to blame for | D．is to blame for |
Many questions were asked, particularly ______ the cost of the new plan.
| A．in reply to | B．in relation to |
| C．in act to | D．in addition to |
With their reputation _______ , food companies need to_______ their image.
| A．ruining; promote | B．to ruin; improve |
| C．ruined; polish up | D．to be ruined; change |
---It’s better for you to help others on the farm during the harvest time.
---_____.
| A．I don’t know | B．I couldn’t agree more |
| C．I’m sorry | D．I don’t care |
— How often do you refer to a dictionary when you are reading an English novel?
— Well, it depends. ____ it actually affects my understanding ____ look the word up.
| A．Only if; will I | B．Only if; I will |
| C．Unless; will I | D．Unless; I will |