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1、Book 8 Unit 5 Meeting your ancestors,语言点用法过关1.alternative adj.可替代的 n.可供选择的事物 教材原句 Can you think of the alternatives we would use today?你能想出我们今天 使用的可供选择的物品吗? 语境应用 单句改错 There is no alternative for us but take immediate action to stop pollution. 在but后加to,一句多译 为了取得更大的进步,我们不得不充分利用好业余时间。(2015重庆高 考) In ord
2、er to make greater progress, we,have no choice but to make full use of spare time,can do nothing but make full use of spare time,have no alternative but to make full use of spare time,用法点拨 (1)have no alternative but to do sth.别无选择只好做某事 Theres no alternative别无选择 an alternative to sth.某物的替代品 an altern
3、ative method of doing sth.做某事的其他方法 (2)alternatively adv.可供选择地 联想 “别无选择只好做”的其他表达: have no choice but to do sth. cant do sth. but do sth. can do nothing but do sth.,2.interrupt vt.暂时中断或中止 教材原句Im sorry to interrupt you but how could they live here?对不起,打断了你 的讲话,但他们怎么会住在这儿呢? 语境应用 单句填空 Will you stop inter
4、rupting (interrupt) us when we are talking? She has kept up learning English for several years without interruption (int- errupt). When interrupted (interrupt) by a boy, the speaker was a bit angry.,写作微练 不要打断他们。他们正在谈论环保。 Dont interrupt them. They are talking about environmental protection. 不要打扰你的弟弟,
5、他正在学习英语。 Dont disturb your brother. He is learning English. 用法点拨 (1)interrupt sb./sth.(with sth.) (因某事)打断某人/某事 (2)interruption n.打扰;插嘴;打岔;阻断物 without interruption连续地;不断地,助记,3.assume vt.假定;设想 教材原句 So we think it is reasonable to assume they lived in these caves, regardless of the cold.所以我们有理由认为他们不顾严寒
6、,就住在这些洞穴里。 语境应用 单句填空 We are working on the assumption that everyone invited will turn up.,A lot of people make the assumption that poverty only exists in the Third World. Assuming (assume)that the advice is accepted, when are we going to get the money? We are working on the assumption (assume)that i
7、t was a gas explosion. 写作微练 一般认为,网上投票非常方便。(2016江苏书面表达) Its generally assumed that voting on the Internet is very convenient.,用法点拨 (1)assume sb./sth. to be.假定/假设某人/某事为 It is assumed that.人们认为 (2)assumption n.假定;假设 make an assumption认为;假定 on the assumption that.假定 (3)assuming (that).假设/假定(引导条件状语从句),1.
8、regardless of 不管;不顾 教材原句 So we think it is reasonable to assume they lived in these caves, regardless of the cold.所以我们有理由认为他们不顾严寒,就住在这些洞穴里。 语境应用 完成句子 The club welcomes all new members regardless of age. 俱乐部对所有新成员不分年龄一律欢迎。,In spite of/Despite his old age, he still leads an active life. 尽管年事已高,他依旧过着一种
9、忙碌的生活。 句型转换 No matter how old you are, you can sign up for the match. You can sign up for the match regardless of age. Although there are difficulties, we will arrive at the destination on schedule. Despite difficulties, we will arrive at the destination on schedule. 写作微练 尽管你反对,我也要继续实施这项计划。 Despite
10、your objection, I will continue to carry out the plan.,用法点拨 (1)regardless of“不管,不顾”,表示某事不重要,从而不加以重视或考 虑,其后可接whether, what引导的从句。 (2)despite/in spite of意为“尽管”,其后一般不接从句,但可以接the fact that.。 2.date back to追溯到;起始于 教材原句 All the objects are from the same excavation site in Sanxingdui and can be dated back t
11、o between 3,000 and 5,000 years ago.所有的物品都来自三星 堆的一个挖掘点,时间可以追溯到3,000年到5,000年前。,语境应用 单句改错 My interest in stamp collecting dates back my schooldays. back后加to According to the expert, the temple has a history date from the early Tang dynasty. datedating 完成句子 They have set a date for their wedding. 他们已经确
12、定了婚礼的日 期。 写作微练 我不想买这件外套,它的款式过时了。 I dont want to buy this coat. Its style is out of date.,用法点拨 (1)date back to(=date from)常用于一般现在时;不用于被动语态。常用 其现在分词形式作后置定语 (2)set a date for确定的日期 up to date新式的,现代的 out of date过时的,过期的,1 If only.要是就好了 教材原句 If only it could be just like last year!要是能像去年那样就好了! 语境应用 单句填空 I
13、paid 200 yuan for speeding. If only I had respected (respect) the traffic rules. It sounds like something is wrong with the cars engine. If so, wed better take it to the garage immediately.,Get up early tomorrow morning. If not, you will miss the first bus. The old store enjoys a good reputation in
14、this area. I cant agree more. There are very few, if any, complains about their service. 写作微练 只有每个人关注我们的环境,我们的地球才不会被污染得那么严重。 Only if everyone cares about our environment can our earth not be pollutd so much. 要是我不参加会议就好了。(2016课标全国) If only I would not attend the meeting.,单句改错 I am going to visit some
15、 homes for the old in our city, if possibly, in the coming summer holiday. possiblypossible 用法点拨 If only+句子,句子使用虚拟语气: “If only+一般过去时的句子”表示对现在的虚拟,be动词用were “If only+主语+would+动词原形”表示对将来的虚拟 “If only+过去完成时的句子”表示对过去的虚拟,点津 only if“只要”,引导条件状语从句,位于句首时主句用部分倒装。 联想 if possible如果可能的话 if necessary如果必要的话 if so如果是
16、这样的话 if not如果不 if any如果还有(某物)的话 if ever如果(某事)曾发生过的话,2.only to do作结果状语 教材原句 Abruptly she sat down, only to be scooped up by her laughing, shouting sister, Luna.她突然坐了下来,结果被爱吵闹的妹妹露娜一把抱了起来。 语境应用 单句填空 After school we went to the reading room to do some reading, only to be told(tell) that it was being decorated.,Water can absorb and give off a lot of heat without big changes in tem- perature, thus creating (create) a stable environment. 一句多译 他年龄太小了,不能一个人去上海。 He is too young to go to Shanghai alone.(too.to.) He is not old enough to go to Shanghai alone. (.enough to do),
