问题
选择题
Please pass me the dictionary ______ cover is made of plastics.
A．whose
B．of which
C．that
D．which
答案
A
题目分析：句意：请把那一个塑料封皮的字典递给我。whose在定语从句中做定语，意为…的，相当于the cover of which, that和which不能做表语。故选A。
考点: 考查定语从句的关系词的用法。