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          — How long have you _______ this book?
          — About ten days. I _______ it last month.
          A．bought, boughtB．bought, buy
          C．had, boughtD．had, have bought
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C

          試題分析：句意:-你買(mǎi)這本書(shū)有多長(zhǎng)時(shí)間了？-大約十天了。我上個(gè)月買(mǎi)的。buy 買(mǎi)，是一個(gè)瞬間性動(dòng)詞，不能和一段時(shí)間連用，第一個(gè)句子中有how long 表示一段時(shí)間，因此用have；第二個(gè)空說(shuō)的是上個(gè)月的事情，故應(yīng)該用一般過(guò)去時(shí)，故選C。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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