case什么意思及用法（人教版英语九年级U9重点单词集锦）

1.prefer（preferred，preferred）更喜欢，动词。用法：（1）prefer sb./sth.更喜欢某人/某物。如，I prefer rabbits.=I like rabbits better.（2）prefer (doing) A to (doing)B与（做）B相比更喜欢（做）A。如，She prefers staying at home to going out./I prefer apples to bananas.（3）prefer doing sth.更喜欢做某事。如，Tom prefers travelling by train.（4）prefer to do sth.更喜欢/宁愿做某事。如，Tony preferred to be a policeman when he was a child.（5）prefer sb. to do sth.宁愿/更喜欢某人做某事。如，We prefer you to win the competition.（6）prefer to do sth. rather than do sth.=would rather do sth. than do sth.宁愿做某事也不愿做某事。如，He prefers to read rather than write.=He would rather read than write.

【构词】preference偏爱；爱好；喜爱；偏爱的事物，名词。

2.electronic电子的；电子设备的，形容词。用法：常放在名词前作定语。如，electronic keyboards电子键盘。

【构词】electricity电，名词。

3.suppose推断；料想，动词。用法：常接宾语从句。当主句是一般现在时态，且主句主语是第一人称时，宾语从句的否定一般要转移到主句中来，即否定转移。类似用法的词还有think, believe等。I suppose that+宾语从句改为反意疑问句时，附加问句的主语和谓语与宾语从句的主语和谓语保持一致，若否定转移到主句上，从句仍看成是否定形式。如，I suppose he is an American, isn’t he?/I don’t suppose this coat suits her, does it?

4.smooth悦耳的；平滑的，形容词。

【构词】smoothly顺利地；平稳地，副词。smoothness光滑；平滑，名词。

5.spare空闲的；不用的，形容词。用法：in one’s spare time 在某人的空闲时间里。抽出；留出，动词。spare sb. sth.=spare sth. for sb.为某人腾出某物。如，Can you spare a few minutes for me?

6.director导演；部门负责人，名词（可数）。

【构词】direct指导；导演，动词。

7.case情况；实情，名词。用法：in that case既然那样；假使那样的话。如，In that case, I can’t take the job./ What can I do in such a case? in case以防万一；in this case在这种情况下；in case of如果……,假使……；in any case无论如何，不管怎样。

8.stick(stuck, stuck)粘贴；将……刺入，动词。用法：stick…into…把……插入/刺入……。stick to坚持；固守，后接表示“诺言、观点、原则、计划、规定”等的名词。如，You should stick to your ideas. stick to doing sth.坚持做某事。如，The old man sticks to swimming every day.

9.down悲哀；沮丧，形容词。用法：常与系动词连用，作表语。如，feel down感到沮丧。

10.plenty大量；众多，代词。用法：plenty of大量；充足，接可数名词的复数形式或不可数名词，相当于a lot of/lots of,常用于肯定句中。如，There is plenty of rain this spring.

11.shut(shut, shut)关闭；关上，动词。用法：含有“隔绝内外”之意，表示由开到关，一般指把开着的门、窗等关上，可与close互换。如，Shut the door, please. shut off关闭；停止运转。代词要放在shut和off之间。通常指关闭电器或切断水源、煤气等。如，Shut them off, please.

12.superhero超级英雄，名词。复数superheroes。

13.intelligent有才智的；聪明的，形容词。

【构词】intelligence智力；才智；智慧，名词。

14.sense感觉到；意识到，动词。用法：后接名词、代词或从句作宾语。如，She sensed danger and called 110./She sensed that something happened to him. 感觉；意识，名词。用法：后常接介词of。如，He has a good sense of humor.

15.sadness悲伤；悲痛，名词。

【构词】sad伤心的；难过的，形容词。sadly伤心地；难过地，副词。

16.pain痛苦；疼痛；苦恼，名词。用法：指精神上或肉体上的痛苦。in pain疼痛。如，He is lying at the bottom of the stairs in great pain.

【构词】painful令人痛苦的；令人疼痛的，形容词。

17.reflect反映；映出，动词。

【构词】reflection反映；反射，名词。

18.moving动人的；令人感动的，形容词。用法：指事物本身具有“动人的”特征，修饰事物，做作表语或定语。如，His story is moving.

【构词】move打动；使感动；移动；搬家，动词。moved受感动的，修饰人。如，I was moved by his story.

19.perform表演；执行，动词。

【构词】performer表演者，名词。Performance演出；表演，名词。

20.lifetime一生；有生之年，名词。用法：in one’s lifetime=during one’s lifetime在某人的一生中。

21.pity遗憾；怜悯，名词。用法：怜悯；同情，不可数名词。但是可以用a pity表示“遗憾的事，懊悔的事，可惜的事”。如，What a pity!/It’s a pity that you couldn’t come. It’s a pity that…表示……真是遗憾。同情；怜悯，动词。如，We should pity poor people.

22.total 总数；合计，名词。用法：in total=in all 总共；合计。a total of…总计……。总的；全体的，形容词。如，the total population of… ……人口总数。

【构词】totally完全；全部地；整个地，副词。

23.praise表扬；赞扬，动词。用法：praise sb. for(doing)sth.因（做）某事而赞扬某人。如，She praised her son for his hard work. 赞扬；表扬，名词（不可数）。in praise of极力赞美；称赞。sing sb. praise高度赞扬某人。give praise to sb.表扬某人。receive praise from sb.得到某人的称赞。

24.recall回忆起；回想起，动词。用法：不能用于进行时态，后接名词、动词ing形式、从句作宾语。如，I recalled meeting her before./Do you recall that there was a library near here?/He couldn’t recall where he put the book./I can recall her name.

25.wound伤；伤口；创伤，名词(可数)。用法：一般指刀伤、枪伤等外伤，也可指心灵上的创伤。如，The nurse cleaned his wound. 使（身体）受伤；伤害，动词。如，What you said just now has wounded me.

【构词】wounded受伤的，形容词。