新目标英语九年级第7单元知识点.doc

新目标英语九年级第7单元知识点课题：Teenagers should be allowed to choose their own clothes重点：掌握本单元出现的生词、短语 学习运用含有情态动词的被动语态难点：含有情态动词的被动语态 “某人也是”的表达方式 “使某事被做、让别人做某事”的表达方式主要知识点：1、 含有情态动词被动语态的构成：情态动词+be+及物动词的过去分词（Ved） 【例句】:1、We should be allowed to watch TV on weekends. 2、 The work must be done at once .例：We should look after the children carefully .(改为被动句） The children _ _ _ _ _ .解析：此题考查含有情态动词should的被动语态,其结构为“should+be+动 词的过去分词”答案：should be looked after carefully2、 宾语从句的否定前移：当宾语从句跟在think、believe、suppose,expect等的 动词后,且主句主语是第一人称（I,we), 变否定句时,要在主句上否定,即“否 定转移”；变反意疑问句时,附加问句要与从句一致。 【例句】:1、I think you are right.-否定句：I dont think you are right . 2、I dont think he is clever,is he ? 【注】:若主句的主语是第二、三人称,变否定句时,要在从句上否定；变反 意疑问句时,附加问句要与主句一致。 【例句】:They think you are right . 否定句：They think you are not right . 反意疑问句：They think you are right,dont they ?例：I dont think the newly-directed film by Zhao Wei is as interesting as people say, _ ? A. do you B. isnt it C. is it D. dont you解析：若主句的主语为第一人称,宾语从句跟在think,believe,suppose等的 动词后,变为反意疑问句时,附加问句要根据从句来确定。答案：选C3、 sixteen-year-olds = sixteen-year-old teenagers 十六岁的青少年（名词） 【例句】: Fifty-year-olds should retire.【注】: 1、“基数词-名词（单数）-形容词”通常用作形容词,作前置定语 【例句】:She is an eight-year-old girl. 2、sixteen-year-old十六岁的 (形容词）sixteen years old 十六岁 【例句】: The boy is five years old. = He is a five-year-old boy.4、 be allowed to do sth. 被允许做某事 【例句】: Students are not allowed to talk in class.【注】: 1、allow sb to do sth 允许某人做某事 【例句】: The teachers allowed him to go into the classroom. 2、allow doing sth 允许做某事 【例句】: We dont allow smoking in public. 例：-“Should a teenager _ to get a driving license?” -“First go to a training center.” A. be allow B. allow C. be allowed D. Allowed 解析：含有情态动词被动语态的构成：情态动词+be+及物动词的过去分词。 Be allowed to do sth 意为”被允许做某事” 答案：选C.5、 get sth done 意为“使某事被做、让别人做某事”,其中过去分词表示的动作 往往是别人做的,与句子的主语无关 【例句】: 1、get their ears pieced 扎耳洞 2、get your hair cut 剪头发 例：He wants to get his TV _ . A. repairing B. repaired C. to repair D. Repairs 解析：get sth done 意为“让某是被做”。结合句意“他想让别人给他修电视”, 可知选B 答案：选B6、 stop doing sth 与 stop to do sth 的区别 stop doing sth “停止做某事”,指停止正在做的事情 stop to do sth “停下来去做另一件事”,指停止正在做的事情去做另一件事 【例句】: 1、Its time for class. Please stop talking . 2、They stopped to do their homework. 例：Dad, you have worked for three hours. Stop _ and have a rest,please. A. to work B. working C. work D. works 解析：stop to do sth “停下来去做另一件事”,stop doing sth “停止做某事”, 根据句意可知此题选B 答案：选B 【注】:stop sb. from doing sth. 阻止某人做某事 【例句】: We must stop him from throwing the rubbish everywhere .7、 wear,put on,dress与(be) in wear 穿着；戴着.,表状态；后接衣帽,也可接饰物、奖章等 put on 穿上；戴上.,表动作；后接衣服、帽子等 dress (给.)穿衣服,表动作；后接人作宾语 （be)in 穿着,表状态,后接表示衣服或颜色的名词 【例句】: 1、The children are wearing nice clothes today. 2、Put on warm clothes, or you will catch a cold . 3、He dressed himself every morning . 4、The girl in red is his daughter.8、 bring , take 与fetch的区别 bring 带来；拿来（从别处带到说话者处） take 拿走；带走（从说话者处拿到别处） fetch 去取来（既包括去又包括来） 【例句】:1、Bring your friends to the party. 2、Take the letter to the post office. 3、I asked her to fetch me an evening paper.9、 anyway 副词,意为“无论如何；尽管如此；反正” 【例句】:I dont care what you say. Im going to do it anyway.10、 疑问词（who、whom、whose、what、when、where、how)+动词不定式（ to do) 【例句】:I am thinking about how to solve the problem.例：-I dont know _ next . -Youd better finish your homework first. A. what to do B. how to do C. when to do解析：根据答语可知此题是说“我不知道下一步做什么”,故选A答案：选A11、 regret doing sth 与 regret to do sth regret doing sth 对做过的事感到遗憾、后悔（已做） regret to do sth 对要做的事感到遗憾（未做）【例句】:1、I regret telling her what I thought . 2、I regret to have to do it ,but I have no choice .12、 agree 动词,同意；赞成；承认 【反义词】disagree agree with 表示“同意某人”或“同意某人的意见、观点”等 agree to 主要用来表示一方提出一项建议、安排、计划等,另一方同意协作 agree on 主要指双方通过协商后在某一点上取得一致意见或达成协议 agree to do sth 同意做某事 agree+(that)从句意为“同意,赞同.” 【例句】:1、I agree with what you said . 2、He agreed with me . 3、I agreed to their arrangement . 4、We agreed on the question. 5、I agreed to start early . 6、She agreed that I was right .13、 get in the way of. 意为”挡.的路;妨碍.”,与be in the way of同义。【例句】:14、achieve 及物动词,意为“实现；（尤指经过努力）取得；达到”【例句】:I am sure he will achieve his dream in the end. She achieved very good exam results.【注】:achieve与 achieve意为“实现”,其主语通常是人 意为“实现”,其主语通常是梦想等 【例句】:She achieved her dream. Her dream came true.15、 against 介词,意为“反对；违背”,【反义词】for,意为“支持”【例句】:All the people in the world are against war.【注】:have nothing against sth/doing sth 意为“不反对某事、做某事” 【例句】:I have nothing against singing loudly.16、 happen 不及物动词,意为“发生”,其用法如下 Sth +happened +地点、时间,意为“某地（某时）发生了某事”【例句】:An accident happened in that street.Sth+happened to sb ,意为“某人除了某事（常指不好的事）”【例句】:A car accident happened to her this morning.Sb+happened+to do sth 意为“某人碰巧做某事”【例句】:I happened to meet a friend of mine in the street yesterday.【注】:happen与take place 的区别 happen“发生；碰巧”,一般用于偶然或突发性事件【例句】:How did the accident happen ? take place“发生；举行；举办”,一般只非偶然性事件的“发生”,即 事件的发生有某种原因或事先经过安排 【例句】:The celebration ceremony takes place in July every year.17、 choice 可数名词,意为“选择；抉择” 【动词】choose【例句】:He is faced with a difficult choice.【注】:have no choice but to do sth 除做某事外别无选择 【例句】:I have no choice but to accept the fact.18、 “Only+状语”引导的倒装句：句首的only+ 副词、介词短语或从句等状语 (从句）,则句子要用部分倒装结构。如果only后跟的是主语,则不用倒装【例句】:Only in this way can you learn English well. Only three people were hurt in the car accident.19、“so+助动词/情态动词/系动词be+另一主语”表示“某人也是”【例句】:He runs so fast. So does his brother. I am a student. So is he. Tom can swim. So can I【注】:1、so+主语+助动词/情态动词/系动词be”,表示赞同某人的看法, 意为“是啊,确实如此” 【例句】: - Lily sings well. - So she does. 2、“neither/nor+助动词/情态动词/系动词be+另一