Passage 7Social change is more likely to occur in societies where there is a mixture of different kinds of people than in societies where people are s...
passage 8The Colonel ask Ashenden a good many questions and then suggested that he had particular qualifications for the Secret Service. Ashenden knew...
Passage 67The United States is a federal union of 50 states.The capital of national government is in Washington,D.C.(District of Columbia).The federal...
Passage 6940 Years ago the idea of disabled people doing sport was never heard of.But when the annual games for the disabled were started at Stoke Man...
passage 9Anne Whitney, a sophomore at Colorado State University,first had a problem taking tests when she began college."I was always well prepar...
passage 11Washington now covers the entire District Columbia.It was first known as National city,and it remains the capital of the USA.The authority t...
601. kneel vi. 跪602. label n. 标签603. merchant n. 商人604. mere a. 仅仅的，只不过的；纯粹的605. nuisance n. 令人讨厌的东西（或人）606. numerous a. 众多的，许多的607. parade n. 游行 v. 列...
501. particle n. 微粒502. particularly ad. 特别，尤其503. respond vi. 回答，答复；反应504. response n. 回答，答复；反应505. sensible a. 明智的506. sensitive a. 敏感到，灵敏的507. trem...
401. nuclear a. 核子的，核能的402. nucleus n. 核403. retail n. /v. /ad. 零售404. retain vt. 保留，保持405. restrict vt. 限制，约束406. sponsor n. 发起者，主办者 vt. 发起，主办，资助407....
301. avenue n. 林荫道，大街302. available a. 现成可用的；可得到的303. comparable a. (with, to) 可比较的，类似的304. comparative a. 比较的，相对的305. dash vi. 猛冲，飞奔306. data n. 数据，资...