单项选择题

A.People ran back and forth, obviously, something unusu……

人们跑来跑去，显然发生了不寻常的事情。______

A.People ran back and forth, obviously, something unusual had happened.
B.People were running back and forth. Obviously, something unusual had happened.
C.People were running back and forth. Obviously, something unusual had been happened.
D.People ran back and forth, obviously, something unusual had been happened.

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热门试题

单项选择题He had hitched his star to Hitler, to whom alone he owed his sensational rise in life.______

A.他已把他的命运之星系在希特勒身上了，他把他的生命中的上浮全归功于希特勒。
B.他早已把自己的命运和希特勒联系在一起了，他所以能飞黄腾达完全是靠了希特勒。
C.他已把他的仕途寄托在希特勒身上了，正是由于希特勒，他才能飞黄腾达。
D.他已把自己的命运之星系在希特勒身上了，他的成功完全是由希特勒带来的。

单项选择题Lincoln was a good speaker and student of political philosophy.______

A.林肯口才好，对政治哲学颇有研究。
B.林肯能言善辩，是政治哲学系的学生。
C.林肯口才好，是政治哲学系的学生。
D.林肯能言善辩，对政治哲学颇有研究。

单项选择题海洋覆盖了地球表面的71%，是全球生命支持系统的一个基本组成部分。______

A.The ocean covers 71 percent of the earth’s surface and it is a basic component of the global bio-support system.
B.The ocean, which covers 71 percent of the earth’s surface, is a basic component of the global bio-support system.
C.F100ding 71 percent of the earth’s surface, the ocean forms a basic component of the global bio-support system,
D.The ocean, which is a basic component of the global bio-support system，covers 71 percent of the earth’s surface.

单项选择题The cold winter of 1957—1958, when freezing temperatures gripped northern Florida, gave an unexpected opportunity to start the program.______

A.1957至1958年冬季，天气严寒，佛罗里达州北部地区气温骤然降至冰点，这就为开始进行这项计划提供了意外的好机会。
B.1957至1958年冬季，低温突袭佛罗里达州北部地区，这就为开始进行这项计划提供了意外的好机会。
C.1957年冬季，天气严寒，佛罗里达州北部地区气温骤然降至冰点，这就为开始进行这项计划提供了意外的好机会。
D.当低温突袭佛罗里达州北部地区的时候，1957冬季就为开始进行这项计划提供了意外的好机会。