问题 改错题
下列各句均有一处错误,请找出并改正。
1. —Whose pen is this? —It's her.             
            A                B         C   D
( ) _____        
2. They don't have any classes in Saturdays.               
               A             B             C      D        
( ) _____
3. He enjoys swiming in the river in summer.              
             A         B      C              D      
( ) _____        
4. The twins don't do their housework on July.         
                      A           B        C          D        
( ) _____  
5. What do you do in the weekend?         
        A    B        C  D
( ) _____  
答案

1. D her→hers   2. C in→on   3. B swiming→swimming   4. D on→in   5. in→at

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