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          Tony          TV when his mother came in.
          A．watchB．watchesC．was watchingD．is watching
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C

          試題分析：根據(jù)后面的came可知，本句應(yīng)該是過去時的某種形式，故排除ABD。本句的結(jié)構(gòu)是過去進(jìn)行時。本句的意思是“當(dāng)他媽媽進(jìn)來的時候，托尼正在看電視。”所以本題選C。
          點(diǎn)評：在做時態(tài)題時，首先重點(diǎn)應(yīng)該掌握各種時態(tài)的結(jié)構(gòu)，另外應(yīng)該注意各種時態(tài)應(yīng)該用于的時間。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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