【题目】The experiment shows that proper amounts of exercise, if ___ regularly, can improve our health.

A.being carried out

B.carrying out

C.carried out

D.to carry out

【题目】You _________leave the window open. It’s so cold.

mustn’t

needn’t

mightn’t

won’t

【题目】Jim managed to get into his house without the key. ___?

A.What for

B.Guess how

C.So what

D.Who knows

【题目】When winter comes, _________ spring be far behind?

must

should

will

can

【题目】This heat is ___. If only we’d gone to the beach instead.

A.bearable

B.understandable

C.unbearable

D.confortable

【题目】—________you interrupt now? Can’t you see I’m on the phone?

Sorry sir, but it’s urgent.

Can

Should

Must

Would

【题目】I ________ use a clock to wake meup because at six o’clock each morning the train comes by my house.

couldn’t

mustn’t

shouldn’t

needn’t

【题目】—What’s wrong with your left arm?

—A bee has bitten it and it is ___.

A.swelled up

B.swelling down

C.swelling up

D.swelling down

【题目】—How’s your new babysitter?

—We _______ ask for a better one. All our kids love her so much.

should

might

mustn’t

couldn’t

【题目】下列诗句中加点字词的释义有误的一项是( )

A．少无适俗韵(本性、气质)

B．方宅十余亩(四面、周围)

C．桃李罗堂前(排列)

D．复得返自然(与人类社会相对应的自然界)