Unit 4Sharing核心单词1. relevantadj. 有关的；切题的常用结构：be relevant to= have sth. to do with与⋯⋯ 有关The meeting is relevant to the matter in hand.这次会议与正在进行的事情有密切关系。
In the exams, make sure that everything you write is relevant to the questions you have been asked.在考试时一定要注意，你写的所有内容都要切合题意。
联想拓展relevance n.关联；相关性have relevance to 与⋯⋯有关be irrelevant to与⋯ 无关have no relevance to=have nothing to do with与⋯⋯ 无关What you say has no relevance to the subject.你所说的与主题无关。
表示“和⋯⋯ 有关”的相关短语：be related tobe connected withbe concerned withbe linked tobe associated withbe involved inhave something to do with高手过招单项填空Topics for compositions should be to the experiences and interests of the students.A. concernedB. dependentC. concerningD. Relevant解析：选 D 。
句意为：作文的题目应与学生的经历和兴趣有关。
be relevant to 与⋯⋯有关；而concerning 是介词，相当于 about,后面不加 to。
2. adjustvt.&vi. 调整；使适合I usually adjust my watch before I go to work in the morning.我通常早上上班前校准我的表。
常用结构：adjust(sth.／ oneself)(to sth.) 使适应；适应It seems that the newcomers have adjusted themselves in the schoo1.新来的同学看来适应了学校生活。
He adjusted himself very quickly to the heat of the country. 他使自己很快适应了这个国家炎热的气候。
These desks and chairs can be adjusted to the height of any child. 这些桌子和凳子能被调整到适合任何孩子的高度。
联想拓展adjustment n.调整；修正adjustable adj.可调节的；可调整的注意：该词作不及物动词时，意为“适应于”，后常跟介词 to。
高手过招(1) 单项填空①You can?t see things clearly through a telescope unless it is correctly to your sight.A. adjustedB. examinedC. checkedD.tested②You can this desk the height of any child.A. adjust; toB. make; toC. suit; toD.remain; for(2) 翻译句子（原创）①他很快就适应了这种生活方式，从此幸福地生活着。
②许多新兵没能很快的适应军中生活，结果病倒了。
解析：(1) ①选 A 。
句意为：通过望远镜你看不清东西，除非你把它调好。
adjust ...to 调整⋯⋯以适应。
②选 A 。
句意为 : 你可以调节这张桌子以适应孩子的身高。
adjust sth. to sth. 调整某物以适应某物。
(2) ① He soon adjusted himself to the way of life and has lived happily ever since.②Q uite a few new soldiers could not adjust themselves to army life and fell ill.3. participatevi.参加 ,参与；有关系常用结构：participate in 参加 ,参与participate in sth. with sb.同某人参与某事Everyone in class is expected to participate in these discussions.希望全班同学都能参与这些讨论。
联想拓展participant n.参加者,参与的人participation n.参与；分享易混辨析participate in/attend/join/take part in/join inparticipate in 正式用语，表示参加，参与。
强调与他人共同参加某一活动，暗示以一种积极的态度参加。
attend 正式用语，一般用于指参加会议，出席典礼或招待会等，也可以指上学，听课，听演讲或讲座等。
join常用词，作及物动词；通常指参加某组织或团体，并成为其中的一员，其宾语往往是the army/party/team/club 等。
take part in 指参加群众性的活动，侧重说明主语参加该项活动并在其中发挥一定的作用。
part 前若有修饰语，要用不定冠词。
如take (an active) part in school/activities 。
join in 参加正在进行的活动，其宾语一般是竞赛、娱乐、谈话、讨论、聚会、游戏等名词，可以用于 join in (doing) sth./join sb. in (doing) sth. 结构中。
高手过招(1) 单项填空The teacher is easy-going, and she often in the pupils?games.A. participatesB. actsC.joinedD. took part(2) 用方框内所给单词或短语的适当形式填空（原创）join/join in/take part in/attend/participate in①They all the plot.②At the age of eighteen, he the party.③The children the English Evening and had a good time.④He didn?t school yesterday because of his illness.⑤Zhou Enlai the student movements actively when he was at school.(1) 解析：选 A 。
由时态可排除C，D 两项；根据句意表示的是“参加一个活动”可知，答案选A 。
(2) ① participated in② joined③ joined in④ attend ⑤ took part in4. privilegen.特权；特别待遇vt. 给予⋯⋯特权常用结构：enjoy privileges享受特权the privilege of doing sth./to do sth. 有幸做某事privilege sb. from ...给某人特权使某人免于⋯⋯I hope to have the privilege of working with them again.但愿有幸和他们再度合作。
联想拓展privileged adj. 有特权的be privileged to do sth. 荣幸地去做某事We are privileged to welcome you as our speaker this evening.我们荣幸地欢迎你今晚来给我们做演讲。
解析：选 B 。
句意为：女士们，先生们，我非常荣幸地介绍今晚的演讲嘉宾。
privilege of doing sth./to do sth. 有幸做某事。
5. donatev.捐赠，赠送常用结构：donate sth. to sb. 向某人捐赠某物She donated a large sum of money to the charity. 她捐了一大笔钱给那个慈善机构。
The van was donated to us by a local firm. 这辆货车是当地一家公司捐赠给我们的。
联想拓展donation n.捐赠；捐赠物；捐款make/give/present a donation to sb. 捐赠给某人send a donation to 把捐款寄至⋯⋯promise a donation 应允捐赠高手过招完成句子（原创）①He(捐赠 )a million to the school.②The rest of the money we get is(来自捐赠 ).答案：① donated② from donations单项填空()(1)Local people are lining up to __________ blood for the badly burnt girl in yesterday'sbig fire.A. abandonB. arrangeC. donateD. handle()(2)If we all save a little money every day to __________ to the Project Hope, then many dropouts can return to school again.A. sendB. donateC. presentD. give(1)C(2)B6. purchasevt.& n. 买；购买 ; (以某种代价 )换得； (经过努力 )取得，赢得 (常与 with 连用 )The new couple spent some money on the purchase of the furniture necessary for their new house. 这对新婚夫妇花费了一些钱购买新房子里必备的家具。
The farm was sold at ten years purchase. 这农场以相当于十年土地收入的价钱售出。
常用结构：made a purchase 买件东西leave sb.to his purchase 让某人自谋生路live on one ’s purchase 自谋生计，自找活路purchase freedom with blood以血的代价赢得自由purchase and sale 买卖高手过招翻译句子①这是我前几天买来的一件东西。