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          【題目】The World Wide Web is sometimes jokingly called the World Wide Wait because it ______be very slow.
          A.should
          B.must
          C.will
          D.can
          

			
          

			
          
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          【題目】During this period，many experts warned of mass starvation in the developing world   populations were expanding faster than crop production.
          A. when B. where
          C. which D. why
          

			
          

			
          
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          【題目】No one knows caused the accident.
          

			
          

			
          
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          【題目】We really appreciate our learning environment, _________ we can have direct communication.
          A. whom B. which
          C. where D. when
          

			
          

			
          
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          【題目】If you keep word, you will do what you promise before .
          

			
          

			
          
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          【題目】 the other astronauts accept his idea remains a question.
          

			
          

			
          
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          【題目】We must do as much as we to make our country better and more beautiful.
          

			
          

			
          
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          【題目】With only a small number of pandas left in the world，China is trying   to clone the animal and save the endangered species.
          A. steadily B. desperately
          C. patiently D. deliberately
          

			
          

			
          
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          【題目】Any violent acts that do harm to the world peace and mankind should be seriously .
          A. condemned B. invaded
          C. occupied D. overlooked
          

			
          

			
          
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          【題目】These photos remind me  the good old days we spent together.
          

			
          

			
          
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