第一册
unit 16 scientists at work
i．单元知识点全览 工欲善其事 必先利其器
高考须掌握的词汇：1．experimental 2．apply 3．comfortable 4．conductor 5．electricity 6．pmof 7．active 8．doubtful 9．conclude
高考须掌握的短语：1．a 2．deal 3．on 4．out 5．make
ⅱ．考点过关 过关斩将 一马平川
案例剖析 旁征博引 举一反三
一、重点词汇
1．charge vt．使充电；要(价)；控告；攻击eg：
it usually takes ten hours‘to get the condenser fully charged．将习b个蓄电器充满通常要十个小时。
they charged me five doilars for a cup of'eoffee．他们一杯咖啡向我要价5美元。
the frightened animal charged into the toy shop．那只受了惊吓的动物冲进了玩具店。
相关链接：charge n．负责；掌管 用法拓展：free of charge免费的 be in charge of…负责/掌管…… be in/underthe charge of…被/由……管理
考点详解 精剖细解 入巿三分
考题1 (典型例题y doctor．who is kept the nurse。has iil since last week．
a．in the charge of：fallen b．in charge of：been c．in the charge of：been d．take charge of：failen
考题1点拨:答案为c。从时间状语sinee last week可看出，瞬时动词fall不能与之连用．可排除a、d项；in charge of负责，掌管．in the charge of在……的负责/掌管下，be kept in．the charge of sb．一直处在某人看管下。
2．prove vt．证明；证实eg： as it happened，my advice proved(to be)wroing．随着事情的发展，我的意见证实是错的。 he has proved his courage in battie．他已在战争中证明了自己的勇气。
特别提醒：prove可用作系动词，后接(to be)+n/adj/of+抽象 n．等。
eg：perhaps this book wiil prove(to be)of some use to you in your study．也许这本书会对你的研究有用处。
考题2 (典型例题)on the long journey,peter a most interesting guide. we all had a wonderful time.
a. practised b. behaved c. proved d. conducted
