牛津9B Unit 1重點(diǎn)詞匯解析

1、牛津9B Unit 1重點(diǎn)詞匯解析江蘇 李建高1. imagine【解析】imagine既可作不及物動(dòng)詞，又可作及物動(dòng)詞，意為“想象；設(shè)想”。作及物動(dòng)詞，其后跟名詞、代詞、v-ing形式或賓語從句。如：I cant imagine life on a deserted land. 我無法想象在荒島上的生活。I imagined you as a big tall man. 我曾想象過你是一個(gè)高大的男子。Can you imagine living without electricity? 你能想象沒有電的生活嗎？Just imagine what will happen in 2100. 請(qǐng)想

2、象一下2100年會(huì)發(fā)生什么事?！揪氁痪殹扛鶕?jù)提示，完成句子。 You cant imagine _ when they received these nice Christmas presents. A. how they were excited B. how excited they were C. how excited were they D. they were how excited Did your teacher learn Russian in a high school? I imagine _. A. thatB. it C. soD. she was Lucy coul

3、dnt imagine _ the interviews. A. to succeed inB. succeeding in C. succeed inD. be successful 也許很難想象生活在太空是什么樣的。 It may be difficult _ _ how to live in space.2. develop【解析】develop作及物動(dòng)詞，意為“使發(fā)展；使發(fā)達(dá)”；作不及物動(dòng)詞，意為“發(fā)展；發(fā)達(dá)”。Swimming develops the muscles. 游泳使肌肉發(fā)達(dá)。We decided to develop the land near the hospital.

4、 我們決定開發(fā)醫(yī)院附近的土地。Many little factories developed quickly. 許多小工廠迅速發(fā)展起來。In the past 20 years, China developed at high rapid. 在過去的20年中，中國一直高速向前發(fā)展。【拓展】develop的形容詞有：developing意為“發(fā)展中的”；developed意為“發(fā)達(dá)的”。develop的名詞形式是development，意為“發(fā)展”。如：India is a developing country. 印度是發(fā)展中國家。Germany is a developed country.

5、德國是發(fā)達(dá)國家。With the development of computer technology, they have been in service in many ways. 隨著電腦技術(shù)的發(fā)展，它們已經(jīng)運(yùn)用于許多方面?！揪氁痪殹扛鶕?jù)提示，完成句子。 China is a _ country, and the USA is a _ country. A. developing; developing B. developed; developed C. developing; developed D. developed; developing 那座城市已發(fā)展成為工業(yè)中心。 The

6、citys _ _ the centre of industry.3. sure【解析】sure作形容詞，意為“確定的，有把握的”。其常用搭配有：be sure of / about + 名詞 / 代詞等及be sure that + 句子，主語是人，表示“主語感到有把握 / 確信”；be sure to do sth.，主語是人或物，表示“說話人推測(cè)一定 / 必然會(huì)”。如：We are sure of your success. = We are sure that you will succeed. 我們確信你會(huì)成功的。I am not sure about the use of this

7、 word. 我對(duì)這個(gè)詞的用法沒把握。He is sure to know about that. 他準(zhǔn)知道那件事。make sure of / make sure + that / make sure + wh- 意為“確定 / 查明”。如：You should make sure of the time. 你應(yīng)該把時(shí)間弄清楚。Make sure who broke the window. 查明誰打碎了玻璃?！就卣埂縮ure作副詞，主要用于口語，意為“的確，當(dāng)然”，相當(dāng)于of course或certainly。如：Boy, it sure is hot. 好家伙，這天可真熱。【練一練】根據(jù)提

8、示，完成句子。 Ann is so careful that she always goes over her exercises to _ that there are no mistakes. A. look forB. make sure C. find outD. think about 他不久一定會(huì)回來。 He is _ _ _ back soon. 你有把握在比賽中獲勝嗎？ _ you _ _ winning the game?4. different / various【辨析】兩者均有“不同的”意思。它們的區(qū)別是：different意為“不同的”，“有差異的”，普通用詞，后接單復(fù)

9、數(shù)名詞均可。“與不同”應(yīng)說(be) different from。如：Things today are greatly different from what they used to be. 今天的情況與過去大不相同。Their tastes are quite different from mine. 他們的品味和我的完全不同。various指同一范疇或范圍內(nèi)的不同種類或類別數(shù)量，強(qiáng)調(diào)多樣性，后面只接復(fù)數(shù)名詞。有時(shí)可與different通用。如：Tents come in various shapes and sizes. 帳篷有各種各樣的形狀和尺寸。There are various w

10、ays of doing this. 做這一工作的方法有很多。There are various / different kinds of these things. 這些東西品種繁多?！揪氁痪殹坑胐ifferent或various填空。 He refused to do that for _ reasons. They are boys of _ ages.5. population【辨析】population是個(gè)集合名詞，意為“人口，人口數(shù)”，在句中作主語時(shí)，謂語動(dòng)詞多用單數(shù)。對(duì)人口提問時(shí)，要用what或者h(yuǎn)ow large，而不用how many或how much。population常

11、和不定冠詞a連用，構(gòu)成詞組has (got) a population of “擁有人口”和with a population of “擁有人口的”。表示人口的“多”和“少”時(shí)，要用large (或big)和small來修飾，而不能用many, much, few和little等詞。如：Its said that the population of India is already over 1.1 billion. 據(jù)說，印度人口已超過11億。How large is the population of the world? 世界有多少人口？China has a population of

12、 about 13 billion. 中國大約有13億人口。The United States is a country with a population of about 0.3 billion. 美國是一個(gè)擁有大約3億人口的國家。India is also a country that has a large population. 印度也是一個(gè)人口眾多的國家?！揪氁痪殹扛鶕?jù)漢語提示，完成句子。 中國是世界上人口最多的國家。 China is the country with _ _ _ in the world. 這個(gè)城市的人口增長了5%。 _ _ _ the city increas

13、ed by 5 percent. 印度人口很多。 India has _ _ _. 這個(gè)城鎮(zhèn)有4萬人口。 This town has _ _ _ forty thousand.6. certain【解析】certain作形容詞，意為“確信的，無疑的，肯定的”，通常用作表語。其后接不定式時(shí)，表示說話人的看法，意為“一定會(huì)，肯定會(huì)”；后接“of / about + 名詞 / 動(dòng)名詞”或后接“that / whether從句等”，表示句子主語的信念，意為“確信，自信”。for certain表示“肯定地，確切地”，make certain意為“弄清楚，弄得有把握”。如：Hes certain to

14、succeed. = Its certain that he will succeed. 他一定會(huì)成功。He is certain of success (winning). / He is certain that he can succeed (win). 他確信會(huì)成功(贏)。I cant say for certain where he lives. 我不敢肯定地他住在什么地方。They made certain (that) they werent late. 他們有把握不遲到。Arrive early at the cinema to make certain of getting

15、a seat. 早點(diǎn)去電影院以便能弄個(gè)座位?！揪氁痪殹繂雾?xiàng)選擇。 We have made enough preparation. We are certain _. A. to succeedB. of succeed C. of succeedingD. for succeed _ certain that his discovery will lead to the development of science. A. It hasB. That is C. This isD. It is Its almost _ that he will lose the next election(選舉). A. certainB.