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          ______ number of the students in their school is about two thousand, ______ of them are boys.
          A．A; two thirdsB．The; two thirdC．The; two thirdsD．A; two third
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C

          試題分析：句意為：他們學(xué)校學(xué)生的數(shù)量大約2000人。其中2/3是男孩。the number of+名詞復(fù)數(shù)，指“……的數(shù)量”，a number of+名詞復(fù)數(shù)，表示“許多的”“大量的”。分?jǐn)?shù)的表達(dá)：分子用基數(shù)詞，分母用序數(shù)詞，當(dāng)分子大于1時，序數(shù)詞加“s”。結(jié)合選項可知應(yīng)選C。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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