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				 Yesterday it rained heavily when school was  over. We      stay in our classroom.A. should         B. must          C. had to			【查看更多】
			


		
           
          


		
          
		
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          Yesterday it rained heavily when school was over. We ______ stay in our classroom. 
          

          [     ]
          A. should 
          B. must 
          C. had to 
          

			
          
				查看答案和解析>>
			
          
		
          
				
          
									
          Yesterday it rained heavily when school was over. We         stay in our classroom.
            
          A. should              B. must               C. have to               D. had to
          

			
          
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          Yesterday it rained heavily when school was over. We ________ stay in our classroom. 
          


          A. should
          


          B. must
          


          C. had to
          

			
          
				查看答案和解析>>
			
          
		
          
				
          
									
          

          Yesterday it rained heavily when school was over. We ________ stay in our classroom. 
          


          A. should
          


          B. must
          


          C. had to
          

			
          
				查看答案和解析>>
			
          
		
          
				
          
									
          Yesterday it rained heavily when school was over. We _______ stay in our classroom. 
          

          [     ]
          A. must 
          B. should 
          C. had to 
          D. need 
          

			
          
				查看答案和解析>>
			
          
		
          
						
          
				
          
	
          
	
          
		
          


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