考博英语词汇语法练习题及答案解析(1)

6. He set up in business ______ his own and was very successful.

A. in B. of C. on D. by

6. C) 【句意】他独自一人开始经商，并且做得很成功。

【难点】on one’s own 是个常用的介词词组，意为“独自”;of one’s own表示“某人自己的(东西)”，如：I have a flat of my own.我自己有套房子。

7. 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

7. C) 【句意】约翰的考试分数全班最高;他昨天晚上一定学习了。

【难点】表示对过去某一动作行为的猜测须要用must have done这一句型结构。

8. Frank almost never received any education, ______?

A. would he B. did he C. didn’t he D. wouldn’t he

8. B) 【句意】弗兰克几乎从未受过任何教育，是不是?

【难点】这是一句含有否定副词never的一般过去时的句子，由于主句为否定形式，所以反意问句用肯定形式。