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    【題目】Try to buy less______unnecessary shopping could become another source of pressure to the environment.
    A.thoughB.unlessC.becauseD.before
    			
    


			
    

		
    
		
		
	
    
		
    
			
    
				
    
				
    【答案】C
    【解析】
    考查連詞辨析。句意：盡量少購物，因?yàn)椴槐匾馁徫锟赡軙䦟Νh(huán)境造成壓力。A. though雖然；盡管；然而；B. unless除非；除……之外；C. because因?yàn)椋?/span>D. before在……之前。分析句子可知，過多的購物從而產(chǎn)生的垃圾會對環(huán)境造成一定的影響，兩者之間是因果關(guān)系，因此需選擇表示因果的連詞。故選C。
    				
    
							
    
			
    
			
    
			
			
    
		
    
	
    

		
    

		





			
    
		
    
		
				
    
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