9. Uncontrolled airspace is designated Class F, while controlled airspace below 5,490m above sea level and not in the vicinity of an airport is Class E.
无交通管制的空域被定为等级F，而低于海拔5490米、不在机场附近的管制空域是等级 E。
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10. The consequences of getting caught are serious and may include a "0" on a test or assignment, an "F" in the class, suspension or dismissal from school and a ruined reputation.
被抓的后果是严重的，可能包括考试或作业得“0”分，课堂表现得“F”，停学或开除学籍，名誉受损。
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11. The first word begins with an F.
第一个词以F开头。
《柯林斯英汉双解大词典》
12. A squadron of F-15 fighters is on its way home.
一个F-15战斗机中队正在返程途中。
《柯林斯英汉双解大词典》
13. He was shocked at how often she used the F-word.
她常常使用粗俗的骂人话，这使他感到震惊。
《牛津词典》
14. It was the first show to use the F-word and show nudity on stage.
这是第一个使用脏字并且裸体上台的演出。
《柯林斯英汉双解大词典》
15. In this regard at least, F. Scott Fitzgerald was wrong.
至少在这方面，斯科特·菲茨杰拉德是错误的。
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16. I mentioned last time William F. Albright, an American archaeologist.
我上次提到威廉·亚布莱特，一个美国考古学家。
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17. Choose the best response from A to F according to the dialogue given.
根据所给的对话，从A到 F 中选择最佳答案。
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18. F&C Motors, a major auto company, for example, is holding a press conference next week.
例如，F&C 汽车，一个大型汽车公司，将于下周举行新闻发布会。
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19. Through hearing stories with a clear beginning, middle, and ending children may learn too extract the gist f events in ways that they will be able to describe many years later.
20. The Russian biologist G. F. Gause performed numerous tow-species experiments in the laboratory, in which one of the species became extinct when only a single kind of resource was available.