1. You will want two trees about ten feet apart, from ________to suspend your tent.
A there B then C which D where
2. That was so serious a matter that I had no choice but ______the police.
A called in B calling in C call in D to call in
3. Americans eat ________as they actually need every day.
A twice as much protein B protein twice as much
C twice protein as much D protein as twice much
4.The more we looked at the picture, ____________.A the better we like it B we liked it lessC it looked better D the more we liked it
5. His method of doing research work is hardly appreciated; he feels inferior________ others.A than B as C with D to
1.正确答案：C例题解析：
介词+关系代词+不定式作定语，只有which是关系代词。
2.正确答案：D
例题解析：Have no choice but后要带接to的不定式，意思是只能……别无选择。
3.正确答案：A 例题解析：译文：美洲人每天所食用的蛋白质是他们实际需要的两倍。倍数+as+形容词+as，表示倍数
4.正确答案：D例题解析：The +比较级，the+比较级，表示越……，越……。
5.正确答案：D 例题解析：译文：他的科研方法未得到赏识，他感到低人一等。
Inferior，superior，perfect本身含有比较意义，故表示比较时，其后不用连词that，而用介词to指出比较对象。
