高三英语学案Unit 8.docVIP

Unit 8 drown v. 淹死，淹没 He drowned himself last night. Cheers drowned his voice. drown oneself 投水自杀 drown sb. / sth. in sth. 把。。。。。。浸在。。。。。。里 drown oneself in devote oneself to work 埋头工作 bury oneself in lose oneself in a _________ man 一个溺水的人 a _________ man 一个淹死的人 aid n. vt. 帮助 / 援助 1) She came to my aid. 2) We should give some economic aid to the Third World. 3) I aided her to continue her study. = I aided her in continuing her study. 4) Your advice aided her to succeed. in aid of 为了。。。。。。 aid somebody to do sth. 帮助某人做某事 = help sb. to do sth. first aid 急救 hearing aid 助听器 aid sb. in / with …… 为某事帮助某人 = help sb with …… with the aid of sb./ with sb.’s aid = with the help of sb./ with sb.’s help (aid 是较正式的用法，help 则含义较广。几乎所有用aid 的地方都可用help 代替。 但表“救护” 时，用aid 不用help.) Make sure that electric wires are safe and that children reach them. make sure that ….+ 一般现在时 = ensure that…… make sure of sth . 确保， 确定 Make sure that all the lights _____________(turn ) off before you leave the lab. Make sure ______ the time and place of the meeting. be sure to do sth 一定会做。。。 that…. 确信。。。 be sure of doing sth 确信做。。。 about ( 否 ) /of sth 对。。。有把握 He said he was not sure ________ grammar and idioms. Mary is sure _______ (come) this afternoon. 马丽今天下午肯定会来。 He is sure _______ (pass) the exam. 他确信考试会及格。 Quite a few people used to believe that disaster ________ if a mirror was broken. ( ) was sure of striking B. was sure of having struck C. was sure to be struck D. was sure to strike If a pan of oil catches fire, turn off the gas and cover the pan quickly. catch fire 着火 强调动作，不与段时连用。 be on fire 着火 表状态， 可与段时连用。 Don’t throw the cigarette about. The dry grass __________ fire easily. His house ___________ fire for an hour. set fire to sth. / set sth. on fire 放火烧……. play with fire make a fire light a fire put out a fire turn off vt. 关掉 （煤气，自来水，电灯，电视