—IsJackondutytoday?—Itbehim.It

—Is Jack on duty today?—It __________ be him. It’s his turn tomorrow.

A．mustn’t

B．won’t

C．can’t

D．needn’t

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It takes ______ diligence to learn all the subjects well．It takes brains, too.

A．other than	B．less than
C．more than	D．rather than

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--- No, but he once _____ in the army for 4 years.

A．served

B．is serving

C．has served

D．had served

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---- Did you ______ the concert yesterday evening?
---- Sorry, I didn’t have enough time．I really regret ______ my homework earlier.

A．attend; not to finish

B．join; not finishing

C．take part in; having not finished

D．attend; not having finished

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On the top the mountain, you can get a wonderful ______ of the nearby hills.This is the very reason _______we like to go there in our spare time.

A．scene; why	B．view; why
C．scenery; that	D．look; which

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To live in ______ countryside for some time is really ______ helpful experience to children growing up in the cities.

A．a; a

B．a; the

C．the; a

D．the; the

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