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14. Human beings won’t be aware of the importance of some natural resources until they ____.

A.have run out                                B.have brought up 

C.have broken out                            D.have rounded up

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13. -Where do you know this unique animal was found, mom?

     -It was on the farm_______ I visited the year before.

     A. that     B. when      C. where      D. what

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12.  Who do you think takes _____possession of the flat equipped with _____air conditioner?

     A.the; the          B./; an            C./; the              D.a; an

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11. -There are more than 140 species of snakes, ____ are extremely poisonous.

-Oh, really? Therefore, do be careful while traveling there!

   A. many of which   B. many of them    C. few of which    D. few of them

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10. The match was _______ halfway as a (n) _______of the poor weather conditions.

    A.appointed, result                               B.accomplished, effect     

C.classified, solution                         D.abandoned, consequence

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9.   -Do you still keep track of the people you know in Buenos Aires?

       -____ 

A. Yes, we really ought to get together more often.

B. For almost two years.

C. No, I've really lost touch with everyone there.

D. Once a month.

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8.   The twentieth century has witnessed an enormous worldwide political, economic and cultural________.

    A.transplant      B.transformation      C.transportation           D.translation

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7.  There are    approaches to English teaching.But not all of them are equally efficient for us Chinese students.

A.pointed             B.accurate            C.original             D.diverse

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6.  She ________ her mother in the way ________she moves her hands when she talks.

A.represents; in which                            B.resembles; that    

C.copies; how                                     D.involves; which

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5.  Public    of the problem will make the government take it seriously.

   A.awareness       B.evaluation        C.existence           D.evidence

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