This is an important problem _______ too few social scientists have researched.
D
intowhich引导的是problem的定语从句。which指代problem,into与research搭配。
区分不变资本与可变资本的意义有()
随着中国的崛起,西方已经放弃了对中国的文化扩张和渗透。
Whentheshiplostitsenginepower,thecrewfoundthemselvesatthe_________ofthewind.
国民党六大与共产党七大都讨论了建国问题。
红军长征的路程只会多于里是不争的事实。