A BOOK MARK IS SOMETHING PUT BETWEEN THE PAGES OF A BOOK TO MARK _其他解答

A BOOK MARK IS SOMETHING PUT BETWEEN THE PAGES OF A BOOK TO MARK THE PLACE.DO YOU OFTEN HAVE TO DO
SO?
A:IT B: ONEC:THATD:THIS

人气：221 ℃　时间：2020-09-23 02:25:40

解答

B:ONE 是对的.
one指代前文提到的a book mark.
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