— Is Mr. Smith driving here?
—I’m not sure. He ______ come by subway.
| A．may | B．shall | C．need | D．must |
— The food here is very nice. Thank you for inviting me.—____________.
| A．All right | B．With pleasure |
| C．Don’t thank me | D．Don’t mention it |
— ___________ go for a walk after school? — Good idea!
| A．Why not | B．Why do you |
| C．What about | D．What for |
— Philip has gone to New Zealand.— Oh, can you tell me ____________?
| A．when did he leave | B．when does he leave |
| C．when he left | D．when he leaves |
— The match is so exciting. The opposite team is really strong.
— You’re right. But I am sure ____________ our team will win!
| A．if | B．that | C．whether | D．why |
You must work harder, ____________ you will fall behind others.
| A．or | B．before | C．and | D．so that |