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　1.Valuable sources of vegetable protein include dried beans, peas, and peanut butter.

　　(A)Various (B)Delicious (C)Precious

　　2.Before the Civil War, Frederick Douglass’ editorials for the North Star urged respect for the rights of all people.

　　(A)advocated (B)created (C)foresaw

　　3.In 1907 a typical farm in the United States Com Belt consisted of about 160 acres of land

　　(A) an average (B) a practical (C) an inexpensive

　　4.Until the late nineteenth century, there was no uniform system of time- I keeping in the United States.

　　(A) personal (B) efficient (C) consistent

　　5.Some abnormal human behavior may be caused by eating substances that upset delicate chemical balances in the brain.

　　(A) nourish (B) favor (C) disturb

　　6.Age is one of the variables which seem to determine the attitude of an older person toward conformity.

　　(A) sections (B) factors (C) results

　　7.On January 20, 1778, Captain James Cook took his two vessels into a small harbor on the island of Kauai.

　　(A) assistants (B) cargoes (C) ships

　　8.The Constitution's vague nature has given it the flexibility to be adapted when circumstances change.

　　(A) imprecise (B) diffuse (C) unpolished

　　9.During her husband's presidency, Jacqueline Kennedy undertook the coordination of the White House restoration.

　　(A)took on (B)underestimated (C)took down

　　答案：CAACC BCAA

　　详解：

　　1、Precious

　　adj. 宝贵的;珍贵的;矫揉造作的

　　Time is precious to me.

　　我的时间非常珍贵。

　　2、advocated

　　vt. 提倡，主张，拥护

　　n. 提倡者;支持者;律师

　　She advocated higher salaries for teachers.

　　她主张教师高薪。

　　3、an average

　　一般说来;平均起来

　　Therefore, for any set of weights, there is an average error.

　　因此对于每组权系数来说有一个平均误差。

　　4、consistent

　　adj. 始终如一的，一致的;坚持的

　　That has been our consistent stand.

　　这是我们一贯的主张。

　　5、disturb

　　vt. 打扰;妨碍;使不安;弄乱;使恼怒

　　vi. 打扰;妨碍

　　Did you sleep well? I didn't want to disturb you. You looked so peaceful.

　　你睡得好吗?我不想打扰你。你看起来如此平静。

　　6、factors

　　n. 因素(factor的复数)

　　v. 做代理商;分解…的因子;把…作为因素考虑(factor的第三人称单数)

　　What do you think of these factors?

　　你认为这些因素怎么样?

　　7、ships

　　n. 舰船(ship的复数)

　　v. 船运(ship的第三人称单数形式)

　　The ships in the bay present a beautiful sight.

　　海湾内的船舶呈现一派美丽的景象。

　　8、imprecise

　　adj. 不精确的;不严密的;不确切的

　　A person has to use imprecise natural language skills to make sense of the annotations, rather than some strict and unambiguous definition.

　　人们必须使用不严密的自然语言技巧来理解注释，而不是使用某种严格的、没有歧义的定义。

　　9、took on

　　采取

　　They took on the challenge. They won.

　　他们接受挑战，因此，他们赢了。

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