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          I ____this English book since I came to Zhongshan High School.
          A．boughtB．have hadC．hadD．have bought
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          B

          試題分析：本句為時間狀語從句，since后接的是從句，而前一句為主句，since后接的句子為一般過去時，主句應(yīng)該為現(xiàn)在完成時，表示過去的動作一直延續(xù)到現(xiàn)在，或?qū)⒀永m(xù)下去，所以對于動詞的要求，應(yīng)該為延續(xù)性動詞。在四個選項中，bought和had為一般過去時態(tài)，不符合時態(tài)要求，bought為短暫動詞，故選B
          點評：本題注意時態(tài)的把握，同時要注意現(xiàn)在完成時態(tài)的用法，
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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