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                题目内容
                (国家开放大学英语语法)
            
            
                Lucy goes to school by bike every day, ____ she?
A.does
B.doesn.t
C.is
D.isn.t
                    
                    
                    
                
                
                
            
        A.does
B.doesn.t
C.is
D.isn.t
参考答案