Small sailboats can easily turn over in the water（）they are not managed carefully.

试卷相关题目

• 1Leave your key with a neighbor（）you lock yourself out one day.

  A.ever since

  B.even if

  C.soon after

  D.in case

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• 2You have failed two tests. You'd better start working harder,（）you won't pass the course.

  A.and

  B.so

  C.but

  D.or

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• 3Between the two generations, it is often not their age,（）their education that causes misunderstanding.

  A.like

  B.as

  C.or

  D.but

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• 4I used to love that film（）I was a child, but I don't feel it that way any more.

  A.once

  B.when

  C.since

  D.although

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• 5（）hungry I am，I never seem lo be able to finish off this loaf of bread.

  A.Whatever

  B.Whenever

  C.Wherever

  D.However

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• 6It is difficult for us to learn a lesson in life（）we' ve actually had that lesson.

  A.until

  B.after

  C.since

  D.when

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• 7The field research will take Joan and Paul about five months; it will be a long time（）we meet them again.

  A.after

  B.before

  C.since

  D.when

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• 8In some places women are expected to earn money（）men work at home and raise their children.

  A.but

  B.while

  C.because

  D.though

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• 9He was told that it would be at least three more months（）he could recover and return to work.

  A.when

  B.before

  C.since

  D.that

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• 10Don't promise anything（）you are one hundred percent sure.

  A.whether

  B.after

  C.how :

  D.unless

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