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  • 科目:英语
  • 题型:选择题
  • 难度:中等
  • 人气:102

﹣﹣﹣________ do you volunteer in Old People's Home?

﹣﹣﹣Once a week.We hope to help the old more.(  )

A.

How soon

B.

How many

C.

How often

D.

How long

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﹣﹣﹣doyouvolunteerinOldPeoplesH