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【单选题】
Would you mind _____ your radio a little bit? I cant concentrate on my work.

turning on
turning down
turning to
turning in
【单选题】
It’s not fair that you come home after a bad day at work and _____your wife and children.

take it out on
take out it on
take out on
take on it with
【单选题】
Mary’s score on the test is the highest in her class; she _____ have studied very hard.

may
should
must
ought to
【单选题】
His success[填空] hard work.

is due to
due
due to
is due
【单选题】
If you _____ hard, you _____ in the exam.

worked/ wouldn’t have failed
had worked/ wouldn’t fail
had worked/ wouldn’t have failed
worked/ wouldn’t fail
【单选题】
According to the author, in order to have a good command of English one must ____.

employ as many learning strategies as possible
expect to gain an easier task
exert oneself constantly
sustain oneself
【单选题】
Are you ready to order desert, please?

Yes, please
Please don’t order it
No, don’t mention it
Yes, I’d like to have some chocolate cake
【单选题】
You must clean the classroom, ____ you?

needn’t
mustn’t
can’t
don’t
【判断题】
A: Must I take a taxi? B: No, you must not. You can take a bus.

正确
错误
【单选题】
-________ keep water running when you are brushing your teeth or washing your hands, Jack.  -OK. I know we must save every drop(滴) of water.

Please
Why not
Don’t
do