人教 选修七 Unit4 Sharing 教案

BOOK 7 Unit4 Sharing

重点词汇与短语：

relevant adjust purchase participate donate voluntary otherwise dying to come across stick out in need dry out the other day

重点句型：

It is/was+ adj./ n. +(for sb. )+to do…

重点词汇

relevant

【原句回放】

Sometimes I wonder how relevant chemistry is to the kids||，most of whom will be going back to their villages after year 8. （Page 29）

【点拨】

relevant：adj. connected with the subject or be connected with

有关的; 恰当的||，贴切的||，切题的

常用搭配：be relevant to

1）His nationality is not relevant to whether he is a good lawyer.

他的国籍与是否是个好律师无关||。

2）This type of university course is no longer relevant to today’s problem.

这种大学课程与目前问题不再有关联了||。

【拓展】relevance 用作名词||，也可以说relevancy；其反义词是ir relevant；adjust 【原句回放】The hut was dark inside||，so it took time for our eyes to adjust. （Page 30）

【点拨】

adjust vt. to change slightly to make suitable for a particular job or new conditions.

调整；调节；使适合；使适应；

相关短语：adjust oneself to sth./ doing sth. … 使自己适应于……

【拓展】

形容词：adjustable 名词：adjustment

make an adjustment 做出调整||。

purchase

【原句回放】

When you purchase an item||，we’ll send you an attractive card for you to send to your special person. （Page 34）

【点拨】purchase vt. to buy or to gain sth at the cost of effort||，suffering or sth else 购买; （以某种代价）换得；（经过努力）取得||，赢得（常与with连用）

1）It will cost almost all the money for an old couple to purchase a house now.

现在一对老夫妻要买一幢房子要花掉几乎所有的钱||。

2）They purchased life at the expense of honour. 他们用荣誉换取了生命||。

【拓展】purchase作名词||，指“购买; 购得物”||。

participate

【原句回放】I loved listening to the family softly talking to each other in their language||，even though I could not participate. （Page 30）

【点拨】

participate vi. to take part or have a share in an activity or event参与||，参加;分享||，分担

经常与in连用||。

1）Everyone in the class is expected to participate in these discussions.

班里每个人都想参加这些讨论||。

2）I will participate in your suffering and joy. 我将和你同甘共苦||。

【拓展】participant n.表示“参与者||，分享者”；participation n.表示“参与||，分享”

otherwise

【原句回放】Otherwise they don’t waste anything.（Page 30）

【点拨】

otherwise adv. differently or in the other way; if not; 用别的方法；其他方面；否则；

We were going to play football||，but it was so hot that we decided to do otherwise.

（用别的方法）

1）He is noisy||，but otherwise a nice boy. （其他方面）

2）We’ll go early||，otherwise we may not get a seat. （否则）

【拓展】or otherwise或用其他方式；或不是；或相反

voluntary

【原句回放】The gift you give is not something your loved one keeps but a voluntary contribution towards the lives of people who really need it. （Page 34）

【点拨】voluntary adj.自愿的||，志愿的||，无偿的