The boy made ____ fun of me, so I became angry ____ him．
| A．a; with | B．/; with | C．a ; about | D．the; about |
Harry has been reading all day---he ______ be tired.
| A．should | B．has got to | C．has to | D．must |
Children have a natural ______ about the world around them. They are interested in everything.
| A．concern | B．purpose | C．curiosity | D．strength |
---Must I clean the window now?
---No, you ______.
| A．mustn’t | B．needn’t | C．can’t | D．may not |
In order to attract more customers, many supermarkets usually sell their goods at a good ______ at weekends.
| A．discount | B．agreement | C．bargain | D．cost |
---When can I come for the English books? I need them tomorrow afternoon.
---They ______ be ready by half past eleven.
| A．can | B．should | C．might | D．need |