题目内容


13.  His ability is beyond question; _____ has been in doubt is ____ he is prepared to work hard
A.what; thatB.which; whetherC.what; whetherD.that; that
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网