1.We should learn from those ______ are always ready to help others.A.who B.whom C.they D
问题描述：
1.We should learn from those ______ are always ready to help others.A.who B.whom C.they D
1.We should learn from those ______ are always ready to help others.A.who B.whom C.they D.that A和D如何区别?
答
只能选A.先行词是指示代词,不能用that来表示人.