人教版必修五 Unit 4 词汇讲解+写作训练(无答案)

高中英语教师辅导讲义keep sb. informed (of ...) 使某人随时了解(……)(2)information n．[U] 通知；消息；情报；信息①It was considerate of Michael to inform us his delay in case we got worried.②The boss asked his secretary to keep him well (inform) of the programme's progress.③Please inform us we could rent a house — not too expensive but convenient.单句改错④Besides, they often get some useful informations from the Internet. (2017·全国卷Ⅱ)3．case n．情况；病例；案例in case +句子假使；以防万一in case of +n/短语假如发生；万一发生in any case 无论如何in no case 决不（位于句首时，需部分倒装）in this/that case 假使这样/那样的话as is often the case 这是常有的事句型转换①Anybody should in no case be allowed to stay here.(改为倒装句)→In no case to stay here.②It is often the case that he is ready to help others. (改为定语从句)→, he is ready to help others.一句多译以防下雪，你最好别出去。

④You'd better not go out the snow.⑤You'd better not go out it snows.4．demand n．要求；需求v t.强烈要求(1)be in (great) demand(迫切)需求meet/satisfy one's demands 满足某人的需求(2)demand sth. of/from sb. 向某人要求某物demand of sb. to do sth. 要求某人做某事demand to do sth. 要求做某事demand that ... (should) do sth. 要求……(3)demanding adj. 高要求的；要求严格的①The robots are quite popular; they are great demand in this city.②The manager promised that they would try to meet their customers' (demand)．③Get the technology that has proven to help the most (demand) customers. (2015·北京高考)一句多译这位老师要求学生们准时到校。

④(demand that ...)⑤(demand of sb. to do sth.)5．approve vt.赞成；认可；批准(1)approve sth.批准/通过某事approve of (sb./one's) doing sth. 赞同/同意(某人)做某事(2)approval n. 赞成；同意；批准；通过；认可get one's approval 得到某人的同意give one's approval to 同意；批准单句改错①If they don't approved of my plan, all my work will have wasted.②They won't approve your going there.③She felt quite excited with so many people approved of her decision.[易错提示]没有approve sb. to do sth.这种用法6．concentrate on集中；全神贯注于(1)concentrate on (doing) sth.专心(做)某事concentrate one's mind/attention/energy on 集中注意力于；致力于；专心于(2)concentration n. 集中；专心[题点全练]单句语法填空①Playing computer games can give us some relaxation after school, but as students we must concentrate our studies.②He concentrated his energies on (study) the history of Loulan.③Speaking on the phone requires (concentrate) and takes a driver's attention from the road.【知识拓展】“集中精力于；专心于”的常用短语①be absorbed in②pay attention to ③apply oneself to ④devote oneself to⑤put one's heart into ⑥be buried in/bury oneself in ⑦be lost in/lose oneself in ⑧fix/focus one's attention on7．depend on依靠；依赖(1)depend on sb. to do/one's doing sth. 依靠某人做某事depend on sb. for sth. 依靠某人供给某物depend on/upon it that ... 指望……；对……深信不疑(2)That depends./It (all) depends. 视情况而定。

①You may depend on me (come) on time.②You can never depend on his (arrive) on time.③He depends on his parents (take) care of his children.④Children depend on their parents food and clothing.补全句子⑤You can such things will never happen again.放心好了，这种事绝不会再发生的。

语法专题巩固否定词置于句首的部分倒装(1)否定副词never置于句首，句子需用部分倒装结构，即把助动词、情态动词或系动词be提到主语之前(2)常用否定副词和含有否定意义的介词短语还有：not, little, seldom, hardly, scarcely, neither, nor, at no time, by no means, in no case, in no way, on no condition等①The old couple have been married for 40 years and never once with each other.这对老夫妇已经结婚40年了，这些年里他们从没吵过架。

②He is such an ill-tempered man that on no condition .他的脾气太暴躁了，无论如何我都不会和他合作。

③Hardly the dormitory the next morning when we realized we had left our map in the room.第二天早上，我们刚离开宿舍，就意识到我们把地图忘在房间里了。

2.先行词为抽象地点名词的定语从句Have you ever had a_case_where someone accused your journalists of getting the wrong end of the stick?你们有没有过这样的情况：别人控告你的记者，说他(她)们的报道完全失实？当先行词为抽象地点名词case, situation, position, atmosphere, stage, activity, family和point等且关系词在从句中作状语时，常用where或in which来引导定语从句。

①I can think of many cases students knew quite a few English words and expressions but couldn't writea good essay.②All the neighbours admire this family, the parents are treating their child like a friend.③This restaurant has an inviting, homelike atmosphere many others are short of.单句语法填空It was considerate of Michael to inform us his delay in case we got worried.The boss asked his secretary to keep him well (inform) of the programme's progress.Please inform us we could rent a house — not too expensive but convenient.The robots are quite popular; they are great demand in this city.The manager promised that they would try to meet their customers' (demand)．Get the technology that has proven to help the most (demand) customers.In case emergency, break the glass and press the button.My father came down and demanded (know) what was going on.We will have robots and computers to assist us the things that are boring.The agreement (approve) before the meeting came to an end.Though Jack is younger than Ann, he is senior her.Not having a car or knowing the city, I was depending on a couple of buses to_get (get) me from A to B. There is no need you to worry about the matter.He got into a situation it is hard to decide what is right and wrong.My daughter is always well ahead the rest of her classmates in maths.单句改错Besides, they often get some useful informations from the Internet.If they don't approved of my plan, all my work will have wasted.They won't approve your going there.She felt quite excited with so many people approved of her decision.Mr. Black is an experienced engineer, and he will be employed to assist us improving our equipment. The monitor came in and demanded all the students present there must finish the task in two hours. They were excited that their product was superior than their competitors'.Catherine's mother will never approve her marriage to you.Hardly I finished the work when the telephone rang.The people wanted to accuse him stealing their purses.The time in London is five hours ahead that in New York.On the rush hour, hiring a taxi for you to do what you are eagerly to do may be a better choice in our city.写作专训-倒装Ⅰ.把下面的句子变为倒装句1．I will speak to him again only when he apologizes for his rudeness.→2．Though they tried hard, they couldn't make her change her mind.→3．I did not understand the true state of the affairs until I read your letter.→4．The days are gone when the smog happens so frequently.→5．The singer had hardly appeared on the stage when the audience rose and cheered.→。