This is the only one of these books that - worth reading Ahas Bhave C is Dare
问题描述:
This is the only one of these books that - worth reading Ahas Bhave C is Dare
答
答案:C
be worth doing 表示“值得做...”.而前面是the only one,所以谓语动词用单数形式.故正确答案是C.