___________there are many different types of food, some animals spend their lives eating only one type.

试卷相关题目

• 1--Haven't you seen Mr. Wilson at the lecture? --Yes, but he had left _________ I could ask him any questions.

  A.when

  B.before

  C.after

  D.as

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• 2— Let's give up. It's too late. I don't think any bus will come. — I don't care. I'll get there ________ I have to walk all the way.

  A.as if

  B.so that

  C.even if

  D.now that

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• 3I don't know why she is looking at me ______ she knew me. I've never seen her.

  A.as

  B.although

  C.even if

  D.as if

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• 4Mike resembles his mother in appearance _____ his personality follows his father's.

  A.who

  B.which

  C.while

  D.where

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• 5You should go to see him when he is so seriously ill.________, he is your brother.

  A.Because

  B.After all

  C.At all

  D.Above all

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• 6We were having evening class ____ the light went out.

  A.while

  B.even if

  C.as if

  D.when

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• 7I promised to write to her ________I got to New York.

  A.at the moment

  B.the moment

  C.soon

  D.long before

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• 8I doubt ____________all the people invited will come to attend the ceremony in such bad weather.

  A.whether

  B.that

  C.how

  D.what

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• 9______ he referred to in his article was often discussed by many people.

  A.That

  B.What

  C.Whether

  D.Where

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• 10These changes may cost quite a lot, _____ they will save us money in the long run.

  A.so　　

  B.and

  C.for

  D.but

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