高中英语必修5unit4 学案 教案

高考英语必修5 Unit4 学案教案（含答案）

早读：

Ⅰ.词汇短语过关

1．assist vi. & vt. & n．帮助；援助；协助

assistance n．援助；帮助；补助

assistant n．助手；助理 adj.辅助的；助理的

assist sb. with sth.帮助某人做某事

assist sb. in doing sth./to do sth.帮助某人做某事

assist at/in sth.参加某事物

come to sb.’s assistance帮助某人

with the assistance of在……的帮助下

[即学即练1] (1)The students ________________________ doing the experiment.学生们协助教授做实验。

(2)We all ____________ mending the roof.我们都帮助修理屋顶。

(3)We asked him to _______________ designing a new bridge.我们请他帮助我们设计一座新桥。

答案是：assisted the professor in;assisted in;assist us in

(4)He can walk only ________________________ crutches.他只能靠一副拐杖走路。

(5)Despite his cries, no one ________________________.尽管他喊叫，却没有人来帮助他。

答案是：with the assistance of;came to his assistance

2．concentrate vt. 集中；全神贯注

concentration n. 专心；专注

concentrate (sth.) on (doing) sth. 集中于；专心于……

concentrate one‘s attention/efforts/thoughts on...把注意力/努力/思想集中到……be concentrated in/on/upon sth. 集中于，专心于

[即学即练2](1)We should ____________ all our effort ______ improving education. 我们应该致力于改进教育工作。

(2)He _______________ the study of English.他把重点放在英语学习上。

(3)Our population __________________ the big cities.我国人口集中在大城市里。

答案是：concentrate on；concentrated on;is concentrated in

拓展：focus/fix one‘s attention on... 集中注意力于……

put one’s mind/heart in (into) 专心于……

be absorbed in... 一心一意于……

apply oneself/one‘s mind to... 专心于……

pay attention to 专心，注意……

以上短语中 in, to 都是介词，后接名词或动名词。

3．acquire vt. 获得，取得，学到

[即学即练3](1)I managed to __________________ for the concert.我设法弄到了两张音乐会的票。

(2)She ________________________ French.她学会了法语。

(3)Mr Brown __________________ in the oil business.布朗先生在石油生意上发了财。答案是：acquire two tickets;acquired a knowledge of;acquired a fortune

4．inform vt.告知；通知

informed adj.了解情况的；见识广的

inform sb. of/about sth.告知某人某事

inform sb. (that)．..通知某人

keep sb. informed使某人随时了解最新情况

[即学即练4](1)Please __________________ any change of address as soon as possible.地址如有变更请尽快通知我们。

(2)We regret to ______ you ______ your application has been rejected.我们很遗憾地通知你，你的申请未被接受。

(3)Please ______ me fully ____________ any developments.事态如有发展，请向我提供详情。

答案是：inform us of;inform that;keep informed of

5．case n. 情况；病例；案例

in case of... 假使……，万一……

in case 以防，万一

in any case 无论如何，总之

in this/that case 如果这样/那样的话，在这种/那种情况下

in no case 决不

in the case of 就……来说

as is often the case 这是常有的事

as the case may/might be 看情况，视情况而定

[即学即练5](1)__________________ people have had to wait several weeks for an appointement.在某些情况下，人们必须等上好几周才能得到约见。

(2)____________ will be heard next week. 此案下周审理。

(3)_____________ fire, call 119. 万一发生火灾，就打119。

(4)You‘d better take the keys ____________ I’m out.你最好带上钥匙，以防我不在家。

答案是：In some cases；The case;In case of;in case

6．accuse vt.控告；谴责

accuse sb. of sth.＝charge sb. with sth.因某事而控告/谴责某人

accuse sb. as...指控某人为……

accuse sb. for sth. 为某事指责某人

[即学即练6](1)My teacher is always __________ me ______ carelessness.我的老师总是指责我粗枝大叶。

(2)Mary __________________ an accomplice.玛丽被指控为同谋犯。

(3)Man often _________ nature ______ his own misfortunes.人类常把自身的不幸归罪于天。

答案是：accusing of;was accused as;accuses for

拓展：与 accuse sb. of sth.结构相似的有：

rob sb. of sth. 抢劫某人的某物

warn sb. of sth. 警告某人某事

rid sb. of sth. 使某人摆脱某事

remind sb. of sth. 提醒某人某物

inform sb. of sth. 通知某人某事