23. Johnson is used to flying by air and on no occasion ____ frightened.

64. 这个项目的失败让我们知道我们过高估计了他的能力。

( )54. Basically what college should do is to help you prepare for a career.

2.

( )13. People living in cities also enjoy the stores and restaurants, the movie theater, and the crowds.

Conversation 28. 

( )53. Summer jobs and internships can increase your chances of getting a great job. 

18. I have found some articles ____ the harmful effects of drinking.

3.

33. Before you ____ the problem and find a solution, you have to know all the facts.

60. 对计划的任何改动都必须征得经理同意。

24. News came from the general manager ____ our product had sold badly in the local market.