题目内容
辨认错误
How kind it is for youA to have givenB us so much help. We really don’t know what would have happenedC without your helpD.
( )
答案：A
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辨认错误
How kind it is for youA to have givenB us so much help. We really don’t know what would have happenedC without your helpD.
( )
