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          A lot of trees________ around here every year, and we can  enjoy fresher air now.
          A．were plantedB．a(chǎn)re plantedC．will planted D．a(chǎn)re planting
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          B
          句意：每年這附近都種許多樹(shù)，因此我們現(xiàn)在能夠享受到新鮮的空氣了。結(jié)合語(yǔ)境可知前文描述的是經(jīng)常性動(dòng)作，故用一般現(xiàn)在時(shí)態(tài)。主語(yǔ)是動(dòng)作對(duì)象，故用被動(dòng)語(yǔ)態(tài)。選B。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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