_________ there are certainly times when giving up trying is the right thing to do, in most cases all needed is commitment and communication.

试卷相关题目

• 1It is by no means clear ________ the president can do something to end the strike.

  A.whether

  B.which

  C.that

  D.what

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• 2It is announced that big prizes will go to ________ finishes the assignment on time.

  A.whom

  B.who

  C.whomever

  D.whoever

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• 3It does not matter that you are a slow walker _____ you never walk backwards.

  A.as long as

  B.as soon as

  C.unless

  D.until

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• 4 _______ the players didn't have a good rest shouldn't be all excuse for losing the game．

  A.That

  B.What

  C.Why

  D.Whether

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• 5The news inspired the whole world______ Israeli scientists have invented a kind of magic glasses_________ can let the blind see things.

  A.that; what

  B.which; that

  C.what; that

  D.that; which

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• 6  Some people are worrying about the possibility _______ mobile phones could be responsible for a range of illnesses, from rashes (皮疹) to brain tumors.

  A.that

  B.why

  C.how

  D.whether

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• 7 We had just covered half the journey________the engine failed and we could do nothing but wait for help.

  A.before

  B.since

  C.when　

  D.until

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• 8________you never plan to visit the polar bears in the North Pole or the penguins in the South Pole，now it is the proper time to start thinking about that.

  A.Until

  B.Unless

  C.As long as

  D.Even if

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• 9____ I'm mistaken, I've seen that tall man at a party before.

  A.If

  B.As

  C.Unless

  D.When

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• 10Suddenly the idea came to me _______ I might turn to my teacher for help.

  A.what

  B.that

  C.which

  D.whom

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