If you have some trouble _____ these sentences,ask me for help please. [ ]A.

题型：模拟题难度：来源：

If you have some trouble _____ these sentences,ask me for help please.

[ ]

A. speak
B. to speak
C. speaking
D. to speaking

答案

举一反三

If you want to succeed in _____ this test, you should work hard.

[ ]

A. pass
B. to pass
C. passed
D. passing

题型：模拟题难度：| 查看答案

Thomas Edison often enjoyed ______ strange questions and ______ out good ideas when he was a child.

[ ]

A. to ask; trying
B. to ask; to try
C. asking; to try
D. asking; trying

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You should give up _____ on the computer for so long a time. It"s harmful to your health.

[ ]

A. play
B. to play
C. playing
D. plays

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— Science is so difficult!
— I think you should keep on _____ hard.

[ ]

A. study
B. to study
C. studying

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—What do you think of this movie?
—It"s well worth ______. I"ve seen it three times.

[ ]

A. saw
B. seeing
C. looking
D. seen

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