【題目】–_____ did you work out the problem in such a short time? --With Mr. Li’s help.
A. When B. Where C. How D. Which
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【題目】Los Angeles Times reported that researchers may have found a way to ______ human life by changing certain genes, so that humans might expect to live twice as long.
A. extend B. preserve
C. multiply D. transform
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【題目】The first thing you must remember is that in order to succeed, it is almost compulsory that you ______ optimistic.
A. be B. are C. must be D. have been
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【題目】________, I believe, and you can see he wasn’t lying.
A.Casting a glance at the boyB.One glance at the boy
C.Glance cast at the boyD.If you cast a glance at the boy
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【題目】We are born to win! The _____ to success is in our genes, say scientists.
A. drive B. gravity C. request D. squeeze
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【題目】We always keep spare paper, in case we run out.
A.too muchB.a number ofC.plenty ofD.a good many
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【題目】What does the woman think of the cost of staying in the hotel?
A.It was low.B.It was reasonable.C.It was high.
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【題目】 You’d better _______ the test paper before handing it in.
A. go aheadB. go on
C. go offD. go over
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