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          【題目】Three-quarters of the land _____covered with green grass .while the rest _____covered with pine trees.
          A. is, is B. is, are
          C. are, is D. are, are
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          【答案】A
          【解析】
          考查主謂一致。句意：四分之三的土地被綠草覆蓋，其余的土地被松樹覆蓋。分?jǐn)?shù)(百分?jǐn)?shù))+of+名詞”結(jié)構(gòu)做主語時，謂語動詞的數(shù)與其中名詞的數(shù)保持一致；land為不可數(shù)名詞，故后面用is。The rest指代land的一部分，故謂語動詞還是用is。故A選項(xiàng)正確。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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