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          2. With the development of science and technology,computers have played an important part
           our daily lives.
             A. on      B. about
             C. under   D. in
          			
          


			
		
          
		
				
          
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          8. (2013 •鞍山) She hurriedly	the child and took him downstairs.
             A. put on     B. wore
             C. dressed   D. had on
          

			
          

			
          
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          2. He has littered something on the floor.(改為否定 句)
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          5. There are about 15	(office) in the block.
          

			
          

			
          
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          I.單項選擇
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          Mother makes me	my bedroom every Friday.
          

			
          

			
          
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          3. Cutting down air pollution,more and more people
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          1.
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             A. joined         B. took part in
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          3.  too much sweet is bad for your teeth.
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