高中英语必修二四单元复习课件,么么哒~

1、1.Decrease v.n. 减少，变少减少，变少 The number of the students has decreased to 1，500 in our school.我们学校学生的数量减少到了1500人. The population of this area has descreased by 15%.这个地区的人口减少了15%. Decrease to 减少到 Decrease by 减少了 On the decrease 在减少中 The exports of that company have _ _ 30%.(降低) The birth rate is _ _ _(正

2、在下降) The exports of that company have _ _ 30%.(降低) The birth rate is _ _ _(正在下降) Decrease to 减少到 Decrease by 减少了 On the decrease 在减少中2.Die out 灭亡；灭亡；(风俗习惯等风俗习惯等)逐渐消失逐渐消失. As a result these endangered animals may even die out.令我们难过的是，许多珍稀动物灭绝了. Some traditional customs are dying out.一些传统的习俗正在消失. Die

3、of 因而死（外因） Die from 因而死（内因） Die away （声音、风、光线等）慢慢变弱或逐渐消失. Die down （兴奋、火焰、风暴、疼痛 等）渐弱渐息平息. Die off 相继死去；（草木等）先后枯去. The plants are _ .some day they will _forever. A.dying off; die out. B. dieing away;die off C.dying down;die out. D.dying out;die away The plants are _ .some day they will _forever. A.dy

4、ing off; die out. B. dieing away;die off C.dying down;die out. D.dying out;die awayA,这些植物正相继死去。有一天他这些植物正相继死去。有一天他们会永远消失的。们会永远消失的。3.Hunt vi.vt. 打猎，猎取，搜寻打猎，猎取，搜寻 At one time man had to hunt to survive.从前人类要以打猎为生 Weve been hunting for the car key for the last half-hour.过去的半个小时里，我们一直在找汽车钥匙 Hunt for sth.

5、搜索，寻找某物 Hunt sp. for sb./sth.搜索某地寻找某人/物 Hunt after.追逐，追求. Go hunting.去打猎. He has been _ _ a job. They _ the wood _ the lion escaping from the zoo. Many people _ _ fame in their lives but never find it. 很多人一生追求名利，但是总不能成功. He has been _ _ a job. They _ the wood _ the lion escaping from the zoo. Many p

6、eople _ _ fame in their lives but never find it. 很多人一生追求名利，但是总不能成功. Hunt for sth.搜索，寻找某物 Hunt sp. for sb./sth.搜索某地寻找某人/物 Hunt after.追逐，追求. Go hunting.去打猎.4. In ganger (of).在危险中，在危险中，垂危垂危 You all know he will be in danger if he drives after being drunk.你们都知道，如果他酒后驾车会有危险. He is in danger of losing his

7、 job if he goes on like this.他再这样下去会丢掉工作的. Out of danger.脱离危险 There is a danger of.有的危险 A danger to.对是危险的人或物 Dangerous adj. 危险的；招致危险的辨析in danger 和 dangerous. Dangerous 指人物事态可能引起危险，对人构成威胁 In danger 指人或物本身处于危险中，收到外来威胁 巧记：the girl is in danger because the tiger is dangerous. in danger (of) 短语中名词danger

8、前不加冠词， in peace， in relief如释重负， in common有共同之处， in general，in advance，in vain徒劳，in detail同！注意： We must do sth to _ the old temple. its _. A.protect;dangerous. B.rescues;in danger. C.save;danger. D.prevent;out of danger.B,B,我们必须做点事来挽救那座庙，我们必须做点事来挽救那座庙，他现在处于危险中。他现在处于危险中。 We must do sth to _ the old te

9、mple. its _. A.protect;dangerous. B.rescues;in danger. C.save;danger. D.prevent;out of danger.5.respond.Vi. 回答；响应；做出反回答；响应；做出反应应.(.(to) I offered to help him, but he didnt respond.我要帮他，但他没反应. How did he respond to the news ?他对那条新闻有何反应？ Response. N. 回答，反应 In reponse to. 回答 反应 I suggested he work out

10、a new plan but he didnt _ _ it.6.Relief n. 减轻或解除；安慰减轻或解除；安慰.relieve. Vt.减轻，使安慰减轻，使安慰. . Hearing the news，he breathed a sigh of relief.一听到这个消息，他如释重负的松了口气. In relief如释重负 To ones relief令某人宽慰的是 Relieve sb. Of sth减轻某人的7.Burst into laughter.突然大笑突然大笑 Hearing the funny story，they all burst into laughter.听见笑

11、话，他们都大笑起来. Burst into +n. 突然发作，爆发，闯入；冲进. Burst out +doing.突然爆发 Burst in 闯入；打断 Burst out 突然起来；（战争疾病）突然发生.巧记! Burst into laughter./burst into the roomburst into后用名词， burst out后用doing如： burst into laughter/tears = burst out laughing/crying8.Certain adj. 确定的；某一；一定确定的；某一；一定 He is certain to win the game.

12、他一定能赢 You should be curtain of your success.你要确信自己会成功. A curtain Mr.wang is waiting for you.一个王先生等你. Be curtain to do sth.确定做某事 Be curtain of /about .确信、把握某事 Make curtain of /about/that确定 For curtain /sure.准确的，确定无疑的 以上结构中curtain都可被sure代替，但curtain可用于it is curtain that（一定.），sure只能以人为主语. Curtain，some 都

13、表示 某一 ，指不确定的人或物，some和单可数n.连用。 Some（有个） girl is asking to see you. He has gone to a curtain factory.9.Contain vt. 包含，包纳；容包含，包纳；容忍，克制忍，克制. . The jar contains all the information you need.这只广口瓶装十杯水. He tried to contain his anger.他尽力忍住怒气.辨析：contain 和include Contain指包含的全部内容或某物的成分，主语和宾语不是同一类. Include包括整体的

14、一部分.常用ing+被包括部分or被包括部分+d.结构A glass containingwater.苹果和香蕉 （imaging yourself）Fruit including an apple.10.employ. Vt. 雇佣；利用（时雇佣；利用（时间间or精力等）精力等） He is now employed as a teacher.他受雇担任教师一职. He is employed in researching his subject.他忙于研究他的课题. Employ sb. To be/as 雇佣某人任 Employ sb. To do sth 雇佣某人干某事 Employ

15、sb in (doing) sth 从事于，忙于=sb. Be imployed in (doing) sth He _ two men _ _ for him.他雇了两个人替他工作. How do you _ _ _ in the sentence?句子里这个单词怎么用？ As he _ _ _ helping the disabled children, he devotes little time to taking care of his own son. 忙于帮助残疾儿童，他花很少时间照顾自己儿子. He _ two men _ _ for him.他雇了两个人替他工作. How d

16、o you _ _ _ in the sentence?句子里这个单词怎么用？ As he _ _ _ helping the disabled children, he devotes little time to taking care of his own son. 忙于帮助残疾儿童，他花很少时间照顾自己儿子. Employ sb. To be/as 雇佣某人任 Employ sb. To do sth 雇佣某人干某事 Employ sb in (doing) sth 从事于，忙于=sb. Be imployed in (doing) sth11.Inspect vt. 检查，视察检查，

17、视察. The leaders inspected all the towns of this county.领导们视察了这个县的所有乡镇. Inspection n. 检查视察 Inspector n. 检察员 Inspect sb./sth. For sth.因而检查 The government sent him _ _ _ _.(视察我们学校)12.According to 按照；据按照；据说说. . According to Mrs zhang ,she is really good teacher. Accordingly adv. 相应的；因此从而 用来引出自他人或他处的消息，不

18、可与me or my opinion 连用。 表示 依我看 ，用in my opinion/view, according to me/my opinion 13.Come into being 形成，产形成，产生，开始存在生，开始存在 We dont know how time and space came into being.我们不知道时间和空间是怎么产生的. The organization came into being in 1936.这个组织诞生于1936年. Come into effect.生效 Come into power/office.开始执政、上台 Come into use/service.开始使用 Come into sight/view.看得见 Such a custom _ _ _ (产生) long ago. A new law about driving after drinking _ _ _ (生效) in May.So that 结果状语从句，结果状语从句，( (从句中一般无情态动从句