First,some math problems are hard ,so they can't work ____out.Ath_英语解答

First,some math problems are hard ,so they can't work ____out.Athey B.them C.their D.theirs

人气：177 ℃　时间：2019-11-02 00:43:32

解答

选 B 动词 work 后面接人称代词的宾格形式所以是them
翻译:首先,有些数学问题很难,因此他们不能将它们计算出来了