Ⅰ.单句填空 用适当的引导词把句子补充完整。
1．Many people are asking ________ traditional research universities in fact have any future at all.
答案：whether
2．________ this new rule is applicable to everyone is obvious.
答案：That
3．The technological advances made it possible for the middle classes to enjoy ________ had once been affordable only to the very rich.
答案：what
4．It is my hope ________ everyone in my class should correct their mistakes before handing the paper in.
答案：that
5．Nowadays many rural people flock to the city for jobs on the assumption ________ the streets there are paved with gold.
答案：that
6．My boss has failed me so many times that I no longer believe in ________ he promises.
答案：whatever
7．________ the survival of historic interests is under threat is known to us all.
答案：That
