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          —Mum, look! My trousers _____ short. Can you buy me a new _____?
          —OK.
          A．is; oneB．a(chǎn)re; one C．a(chǎn)re; pair  D．is; pair
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C

          試題分析：句意：媽媽，看！我的新褲子短了。你能給我買一件新的嗎？——好吧。英語中褲子一般用作復數(shù)，故謂語動詞用復數(shù)形式。其數(shù)量一般用pair雙，來表示，故選C。
          點評：be動詞往往根據(jù)句子的主語而有所不同，其應用原則可以結合如下歌謠來記憶；我用am，你用are；is用在他、她、它。單數(shù)名詞用is，復數(shù)名詞全用are。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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