人教版高二英语选修7Unit 4 Sharing Using language（2个课件+2个音频）

课件20张PPT。1. ... bring hope for a better future to a community in need. 给需要的社区带去改善未来的希望吧！ 1) need n., “需要、必要”。其复数形式是“必需品”。 e.g. There is no need to hurry. 没必要着急。　2) need un., “贫穷、不幸、逆境、困难” e.g. Many families are in great need. 许多家庭处于贫困的情况。“in+名词”表示“处于某种状态或在某些方面”in danger 有危险　 in advance 提前 in bed 卧床 in debt 负债in body 亲自 in brief 简明扼要in research 探索 in ruins 一片废墟 in return 作为报答 in short 总之 in trouble 有麻烦 in theory 从理论上看in tears 眼泪汪汪 in practice 从实践上看 2. When you purchase an item, we will send you an attractive card for you to send to your special person. 你选购一项礼物时，我们都会给你提供一张精美的卡片，让你送给你的某个特殊的人。 purchase v. 购买某物 [常用结构] purchase sth. with sth. purchase sth. for sb.purchase n. [C]常作复数, 指“购买之物” e.g. Are you satisfied with your purchases? 你对所购物品感到满意吗? [U] action of buying sth. e.g. They announced the purchase of such a large house. 他们宣布要买一橦大房子。3. Water supply for one person 一个人的用水 supply 1) 用作名词时： a) 指“供给; 供应”等, 其反义词为 demand (需求)。 supply and demand 供与求 be in short supply 供应缺乏, 供应不足 food supply 食物供应water supply 供水 a good supply of meat (fish, fruit) 肉类 (鱼, 水果)大量供应b) 当“供应品; 生活用品; 补给品”等, 常用复数supplies。 military supplies 军需品 household supplies 家庭用品 medical supplies 医用品2) v. “供给, 提供, 备办” [常用词组] supply sb. with sth.或 supply sth. to / for sb.。 [同义词] provide, present, give, furnish e.g. They supplied food to / for them. 他们供给他食物。4. A trunk library 一个箱式图书馆 Trunk library, also called blue trunk Library has been developed by the library of the World Health Organization for installation in district health centers in Africa as a means of compensating for the lack of up-to-date medical and health information. The collection, which is organized according to major subjects, contains more than one hundred books on medicine and public health. 5. This gift covers the cost of exercise books and textbooks for community primary schools that operate in poor or remote village. 这份礼物涵盖了在贫穷或偏远的村庄的社区小学的练习册和教科书的成本。 operate v. “工作; 运转; 经营; 操作; 做手术” 作“做手术”讲时, 后面如果带有表示人或某部位的名词或代词时, 应用介词on, operate on sb.”或“operate sb. on+某部位”。【拓展】 operation n. 操作; 运算; 经营; 手术 operator n. 操作员；电话接线员 e.g. They were also given the opportunity to do some operations. 他们也有机会亲自去操作。【语境应用】将下列句子翻译成英语。 1) 这是一台很容易操作的新型机器。 2) 我星期五去医院看他了, 就在那一天他动了手术。This is a new model machine which is very easy to operate.I went to see him in the hospital on Friday when he was operated on.I. 用括号内单词的正确形式填空。 1. The _____ (operate) of this modern machine is thought to be hard to learn. 2. This rope will give you the _____ (secure) ... ...