A lot of small towns in Nanchong are definitely worth_____.
| A．visiting | B．visited | C．to be visited | D．being visited |
— ______ him off tomorrow, or you will regret it. — I will.
| A．To see | B．Seeing | C．If you don’t see | D．See |
The war made ______ impossible for the scientist to go on with his research.
| A．him | B．it | C．this | D．that |
--Steven has got the first prize in the math contest.
--____ he looks so happy today.
| A．There’s no doubt that | B．It’s no wonder that |
| C．Thisis no doubt whether | D．That is no wonder whether |
The chairman thought __________ necessary to invite Dr. Smith to speak at the meeting.
| A．that | B．it | C．this | D．him |
This is the first time I __________ to the capital to attend the celebration ceremony.
| A．came | B．come | C．have come | D．had come |
It’s really a pity that the heavy rain ______ to go for a picnic.
| A．made it impossible for us | B．made that impossible for us |
| C．made us impossible | D．made it impossible of us |
The boy said ________ couldn’t he work out the problem but his teacher didn’t know how to do it.
| A．though | B．never | C．hardly | D．not only |
No matter how bright a talker you are, there are times when it’s better ______ silent.
| A．remain | B．be remaining | C．to remain | D．having remained |
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| A．Should you require | B．You should require |
| C．Must you require | D．You must require |