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课件网) Period 4 UNIT 5 FIRST AID 主题语境 人与社会———安全常识与自我保护 课时学案 单元语法讲练(Learning About Language) slip away 消失；消亡；死去 slip out 无意中说出/泄露 slip out of... 从……悄悄溜走 slip off 迅速脱去(衣服) slip up 疏忽；不小心出差错 slip over 滑落；滑离；滑倒 1．slip vi．滑倒；滑落；溜走；悄悄疾行 n．滑倒；小错误；纸条 [即学即练]———单句语法填空/完成句子 ①The days slipped _____ quickly as I finished the last several weeks of my summer job． ②I guess my wallet must have slipped ____ of my pocket during the flight． ③我们的老师请了三天假，因为她在冰上滑倒了，需要休息。 Our teacher asked for three days off because she _____ and needed a rest． away out slipped over on the ice delay doing sth． 延迟做某事 without delay 立即 2．delay vi．& vt．推迟；延期(做某事) vt．耽误；耽搁 n．延误；耽搁(的时间)；推迟 [即学即练]———单句语法填空/完成句子 ①The meeting _____ (delay), because Mr． Green slipped on the way and got injured． ②He delayed _____ (tell) her the news, waiting for the right moment to give her a surprise． ③老板在会议上宣布，必须立即实施所有这些措施，不得延误。 The boss announced in the meeting that all these measures must be carried through _____． was delayed telling without delay 动词-ing形式 一、动词-ing形式作主语 作主语表示一般的、抽象的或习惯性的动作。通常有两种位置，一种位于句首，另一种是it作形式主语，动词-ing形式后置。下列句型中常用动词-ing形式作主语： ①It is/was a waste (of...)/no use/no good doing sth． ②There is/was no sense/no point (in) doing sth． It is no use coming before that． 在那之前来没有用。 There is no sense (in) worrying about it now． 现在为那件事忧虑没有意义。 [即时训练1] 单句语法填空 ①According to many experts, _____ (skip) breakfast does harm to health． ②It's no good _____ (play) computer games too much for teenagers． ③_____ (have) a healthy physical condition means that they are energetic in the exam． skipping playing Having ④_____ (expose) to local accent and native speakers when necessary is advisable． ⑤It's no use _____ (feel) sad and worried, so I decided to do something to change the situation． Being exposed feeling 二、动词-ing形式作宾语 1．作动词的宾语 常接动词-ing形式作宾语的动词可用下面的口诀帮助记忆： 避免错过少延期(avoid，miss，postpone) 建议完成多练习(advise/suggest，finish，practise) 喜欢想象禁不住(enjoy，imagine，can't help) 承认否定与嫉妒(admit，deny，envy) 逃避冒险莫原谅(escape，risk，excuse) 忍受保持不介意(stand，keep，mind) I don't like watching television but I enjoy listening to the radio． 我不喜欢看电视，但是喜欢听收音机。 2．作动词短语的宾语 常见的跟动词-ing形式作宾语的动词短语有insist on, object to, be good at, be fond of, lead to, put off，give up, look forward to，feel like, devote...to, get/be used to, pay attention to, be worth等。 He insisted on doing it in his own way． 他坚持按照自己的方法做这件事。 3．在有些动词的后面，如start，begin，continue等既可接动词-ing ... ...
