现在英语水平的高低很大程度上决定着毕业生是否能找到一份高薪的工作，为帮助大学生更好地学习英语，特提供以下资料：
1. He set up in business____ his own and was very successful.
A. in
B. of
C. on
D. by
2. John's score on the test is the highest in the class; he____ last night.
A. must study
B. should have studied
C. must have studied
D. is sure to study
3. Frank almost never received any education____ ?
A. would he
B. did he
C. didn't he
D. wouldn't he
4. Even if his letter____ tomorrow, it____ too late to do anything.
A. will arrive...is
B. should arrive...were
C. arrives...will be
D. arrives...would be
5. We can hear____ from the back of the room.
A. just as good
B. just as easy
C. just as well
D. easily as well
谜底：
1. C) 他独自一人起头经商，而且做得很成功。
on one’s own 是个常用的介词词组，意为“独自”;of one's own暗示“某人自己的(工具)”，如：I have a flat of my own.我自己有套房子。
2. C) 约翰的考试分数全班最高;他昨天晚上必然进修了。
暗示对曩昔某一动作行为的猜测需要用must have done这一句型结构。
3. B) 弗兰克几乎从未受过任何教育，是不是?
这是一句含有否认副词never的一般曩昔时的句子，因为主句为否认形式，所以反蚵钍句用必定形式。
4. C) 即使他的信明天到也无济于事了。
在前提句中暗示此刻未来的时刻，需要用一般此刻时，主句中使用未来时。
5. C) 我们在房间的后面也能听得很清嚣张。
as well意为“(水平)同样地好”，是副词短语润色动词hear;just暗示水平，意为“刚好”。