I was just chatting with the director when a stranger ________.
| A．cut in | B．cut down |
| C．cut off | D．cut up |
－Could I ask you a rather personal question?
－________.
| A．Yes, don’t worry | B．Of course, go ahead |
| C．Yes, help yourself | D．Of course, why not |
He ______ on the bed_____ to his parents that blackbirds had_____ their eggs on Mars.
A. lay; lying; liedB. lied; lied; lied
C. laid; laid; laid D lying; lied; laid
Children’s curiosity may _____________ many useful inventions.
| A．lead to | B．take place | C．gather in | D．bring away |
—I want to know if I__________ smoke here.
—No, you _________.Could you see the sign “NO SMOKING” there?
| A．can; needn’t | B．must; can’t | C．shall; won’t | D．may; mustn’t |
Everyone has periods in their lives ______ everything seems very hard.
| A．when | B．where | C．which | D．that |