Mother always tells me not to _____ anyone, even if he is not well educated.
| A．look out for | B．look down upon |
| C．look back on | D．look forward to |
There was plenty of times. She _____.
| A．mustn’t have hurried | B．couldn’t have hurried |
| C．must not hurry | D．needn’t have hurried |
16. You _____ return the book now. You can keep it till next week if you like.
| A．can’t | B．mustn’t | C．needn’t | D．may not |
I thought you _____ like something to read, so I have brought you some books.
| A．may | B．might | C．could | D．must |
I _____ play football than baseball.
| A．would rather | B．had better | C．like better | D．prefer |
Put on more clothes. You _____ be feeling cold with only a shirt on.
| A．can | B．could | C．would | D．must |