文档介绍：人教版高二英语选修7重要知识点
[重点用法]
benefit v. &；受益；利益，好处
be beneficial to sth./……有益
be of benefit to对……有益
for the benefit of为了……(的利益)
benefit from从……中受益
[典例]
1) A temperate climate is beneficial to the health; 温和气候有利于健康.
2) Sunshine is beneficial to plants. 阳光对植物有益。
3) I hope what I have written will be of benefit to someone else who may feel the same way.
我希望我写的这些将对有同感的人有帮助.
4) Both sides have benefited from the 。
adapt (v.) 使适应;改编
[重点用法]
adapt (oneself) to
adapt…to…使……适应……
adapt sth. for sth. from ……改编成……
be adapted from… 由……改编
[典例]
1) You should adapt yourself to the new environment. 你应该适应新环境。
2) The makers adapted the cartoons film for children from the Russian original.
影片制作人为了孩子们将这本俄文原著改编成了卡通电影。
conduct (n.) 行为 (v.) 指挥
[重点用法]
conductor n. 领导者, 经理,
a bad conduct恶劣行为
under the conduct of在...指导［管理］下
[典例]
1) The chairperson conducted the hearing. 主席先生主持了这个听证会。
2) His conduct of the business was very successful. 他的事业进展得相当顺利。
3) The curator conducted the visitors round the museum. 馆长领着游客们在博物馆中参观。
resign (v.) 辞职；委托, 把...交托给(to, into)
[重点用法]
resign one's position (as secretary) 辞去(秘书)职务
resign office辞职
resign oneself to听任(某种影响); 只好(做某事)
resign oneself to one's fate听天由命
resign ... to... 把... 托付给
[典例]
1) In order to look after her sick mother, Mary decided to resign her position as a manager in the ，Mary决定辞去公司经理的职务。
2) I resign my children to your care. 我把孩子们委托你来照顾。
companion (n..) 同伴
[重点用法]
make companions of 与...作伴， 与...为友
companions in arms战友
a faithful companion忠实伴侣
[典例]
1) His companion is Jim, a black slave who has also run away.
他的搭档Jim是一个黑奴，也是逃出来的。
2) His brother is not much of a companion for him. 他兄弟与他情趣不甚相投。
access n. （接近的）方法；通路；可接近性
[重点用法]
accessible adj. 易接近的, 可到达的,
accessible to(prep.)
[典例]
1) Fallen rocks cut off the only access to the 。
2) Every student has free access t