新目标英语九年级第4单元知识点精品资料

1、课题：I used to be afraid of the dark教学目标：学会运用used to 句型谈论自己与他人的过去习惯、爱好及经常做的事情教学重难点： used to及与 used相关的词的用法主要知识点：1. use v.& n. 使用，用途adj useful 有用的 useless 无用的 use sth. to do sth . 用某物做某事 used to do sth . 过去常常，过去曾经 be used to(介词 )+ n. / pron. /doing 习惯于 be used to do sth / be used for doing sth 被用来做

2、The knife is used to cut apples .The knife is used for cutting apples . be used as 被用作 介词 as 表示“作为 ”，后常接名词English is used as a foreign language in China . be used by 被 使用 ，介词 by 后面常接动作的执行者例 - How does Jack usually go to school ?- He _ ride a bike ,but now he _ there to lose weight .A .used to ; is u

3、sed to walk B .was used to ; is used to walking C .was used to ;is used to walk D .used to ;is used to walking解析 :根据题意可知，此题考查 used to do(过去常常做某事 )，be used to doing(习惯做某事 )，故此题选 D. 而 be used to do 意为“被用来做 ”2. 反意疑问句肯定陈述句否定提问如： Lily is a student, isn tshe?Lily will go to China, wontshe?否定陈述句肯定提问如：She d

4、oesntcome from China, does she?You haven tfinished homework, have you?提问部分用代词而不用名词Lily is a student, isn tshe?陈述句中含有否定意义的词，如： little, few, never, nothing, hardly句用肯定式。如：等。其反意疑问He knowslittleEnglish,does he?他一点也不懂英语，不是吗？Theyhardlyunderstood it,did they?他们几乎不明白，不是吗？注：反意疑问句的答语 如果反意疑问句中的陈述部分为肯定句时，用“肯定回答

5、；用“ No+否定结构”作为否定回答Yes+肯定结构”作为- He enjoys singing , doesnthe?他喜欢唱歌，是吗？- Yes, he does. /No, he doesnt.是的，他喜欢。 /不，他不喜欢。 如果反意疑问句中的陈述部分为否定句时， Yes 译为“不”， No 译为“是”-You didntgo to school ,did you ？ 你没有去上学，是吗？- Yes, I did . / No, I didnt.不，我去了。 /例： -Jim had nothing for breakfast this morning, _ ？是的，我没去。-_ .

6、He got up too late .A .had he; Yes B .hadnthe; Yes C .did he; NoD .didnthe; No解析：由 nothing 可知陈述部分为否定句，故附加疑问部分应用肯定形式，故排除 B、D，本句时态为一般过去时，应用助动词 did .故选 C3. help v.& n. 帮助 adj. helpful 有帮助的相关短语及句型：help sb. with sth. 在方面帮助 help oneself to 随便吃help sb. out 帮助某人解决困难 help sb. (to ) do sth 帮.助某人做某事with th

7、e help of sb = with sbs help 在的帮助下4. Whats sb like ? 意为“ 是什么样的人？” ，多用于提问人的性格、品质等，也可用于提问人的相貌。- WhatsAlice like ?- She is quiet and a little shy .注：What does sb look like?用来提问人的长相、外貌，意为“.长得什么样？”- What does Tom look like ?- He has short hair .5. enough 副词，意为“足够的；充分的” ，用来修饰形容词或副词，一般置于被修饰词之后He runs quick

8、ly enough .形容词，意为“足够的；充分的” ，在句中作定语修饰名词，名词既可放前也可放后We have enough time to do our homework . adj /adv +enough to do sth 意为“足够 可以做某事”The boy is old enough to go to school .6. It has been + 一段时间 +since + 过去式的陈述句 “自从已经多长时间了”，还可表示为“ It is +一段时间 +since+从句”It has been four years since I worked in the school

9、.注：since 此处用作连词，意为“自从；自从 以来”。主句常用完成时，且动词需用延续性动词。 Since 后接从句，该从句用一般过去时态。She has taught English since I came to this school .since 还可用作介词，意为“自从以来”，后接表示时间点的词He has worked there since 10 years ago .例： My uncle has been taught in this school _ he was twenty years old .A .sinceB .forC .untilD .after解析：sin

10、ce 引导的从句是现在完成时的标志之一。 句意为“自从他 20 岁起，我叔叔就一直在这所学校里教学。 ”7. from time to time =sometimes 有时，时常 一般现在时的标志。8turn 变成 多用于在颜色或性质等方面的变化，强调变化的结果become 变得，成为通常指身份、职位的变化，强调变化的过程已完成get变得 多用于口语，表示一种变化过程，强调“渐渐变得” ，其后常接形容词比较级The man turned blue with fear . 那个人吓得脸色发青。She became an English teacher .In winter , the days

11、get shorter .9. see sb. do sth . 看见某人做了某事 指整个过程即：指动作经常发生或刚刚完成see sb. doing sth 看.见某人正在做某事。指当时正在进行的动作。I saw him playing football on the playground .I saw her run into the room .例： When I came into the school , I saw some boysbasketball on theplayground .AplayB . playingCplaysDto play解析：此题考查 see sb do

12、 sth 和 see sb doing sth 的区别，句意为“当我进学校时，我看见一些男孩正在踢足球” ，故选 B 类似用法的单词还有：hear sb. do sth. / hear sb. doing sth .watch sb. do sth . / watch sb doing sth .10. 19-year-old 十九岁的，这是由“数词 -名词 -形容词”构成的复合形容词，其中间用连字符连接，其中的名词必须用单数。He is an eight-year-old boy .例： I dontbelieve that this _ boy can paint such a nice

13、picture .A .five years oldB .five-years-oldC .five-year-oldD .five year old解析：根据选项直接排除B、D，又因选项A 通常作表语，故选C。C 选项在句中作定语11. take up doing sth . 开始做某事，学着做某事,从事His father took up learning English at the age of forty .12. deal with 处理，应付 常与 how 连用 , 侧重于方式、方法； do with 处理 常与 what 连用，侧重于对象。I dontknow how they

14、 deal with the problem .I dontknow what they do with the problem .例I dontknow how to with this math problem . You can solve it listening carefully in class . A do, by B deal , by C do , in D deal , with解析： how 通常与 deal with 搭配，故排除 A 、 C, 介词 by 意为“通过 的方式”，故选 B注：在动词不定式短语 to deal with 中，必须带宾语 I dontkno

15、w how to deal with it .13. dare 敢于，胆敢 ，当情态动词时常用于否定句、疑问句或条件句中。当实意动词时 dare to do sth . 敢于做某事 ,其中 to 时可以省略（尤其是在否定句或疑问句中）We must dare to think ,speak and act .例： How did you dareher about that ? ( tell )解析：此题考查dare to do sth , 故填 to tell14. imagine v. 想象 imagine doing sth . 类似用法的 finish, mind ，enjoy ,pr

16、actice等15 .whole 形容词，意为“整个的，全部的” ，常用结构为“ the + whole + 名词单数形式”。all 也有此意，但语序不同， all 用于冠词、所有格或其他限定词之前； whole 用于冠词、所有格及其他限定词之后。I spent the whole morning/all the morning in bed today .注：如果没有冠词或其他的限定词，whole 不能与单数名词连用The whole city was burning .whole 一般不与不可数名词及物质名词连用。因此我们不能说：thewhole money 或 the whole bre

17、ad 而,应该说： all the money 或 all thebread16、tons of 意为“大量的；许多的” ，后接可数名词复数形式或不可数名词Theyve got tons of money .I bought tons of apples while they were cheap .17. a number of + 可数名词复数 “许多，大量 = many”做主语时动词为复数。 he number of +可数名词复数 “的数量”做主语时动词为单数。The number of the books in the library is 3,000 .A number of pe

18、ople have left early .例：In our school library there _ a number of books on science, and in theseyears the number of them _ growing larger and larger .A .are; isB .is; areC .have; areD .have; is解析：“a number of +复数名词”意为“许多” ，作主语时，谓语动词用复数形式；“ the number of+复数名词 /代词”意为“ 的数量”，作主语时谓语动词用单数，故选 A18. no more=not any more 不再一般指动作或行为不再重复或发生。 no longer=notany longer 不再指情况或状态不再存在或延续。I a