精品文档。1 欢迎下载选修 7unit4重点词汇以及词组，词组辨析等基础知识词汇学习本单元重点词汇扩展学习典型例子1.operate(vt. vi) 操作，控制，使运行，经营，动手术operator(cn.)电 话 操作员，技工operation(cn.)手术，行动，运行1） The doctor told me that I need an _____________ at once. 2） Tom only ________ better under great pressure. 3） Dial 114 and you can ask the __________ to help you. 2.political (adj.) 政治的，政党的，政府的politician(cn.)从 政者，政治家politics (n.)政治（学科），政治事务politically(adv.)政治上4） After graduation, he’s thinking of going into______________. 5） Americans generally do not believe in ___________, who are considered as complete liars. 6） As a fresh____________ leader, he succeeded in convincing the public that he’s an able man. 3.adjust(vi.vt) 调整，调节adjuster/adjustor(n.) 调整员，调节器adjustable(adj.)可调节的adjustment(n.)调节，调整adjust oneself to sth. 调整以适应 ⋯⋯adjust to sth/doing sth. 适应、习惯 ⋯⋯7） It took her a long while to _________ herself to the new life in high school. 8） I ’ve made several_____________ to improve my composition. 9） The height of the bicycle is _______________. 4.participate (vi.) 参加participant(cn.)参与者participation(un.)参加，参与participate in sth.参与 ⋯⋯ . 10）My back injury prevented me from ___________ in too active sports. 11）Their wonderful performance won lots of audience_____________. 12）He has been an active ______________ in this discussion. 5. donate(vt.) 捐赠，赠送donation(n.)捐赠，捐赠物13) All _______________ blood should be tested for HIV and 精品文档。2 欢迎下载donate sth. (to sb/sth)向 ⋯.. 捐赠 ⋯. make a donation of ⋯ ..to⋯. 向 ⋯. 捐赠 ⋯. other infections. 14) He has made a ________ of ﹩20,000 to the earthquake-hit areas. 6. purchase(n. v.)购买，采购purch...
