大学英语一课本答案全部

大一英语课后翻译答案哦

p13

1.I'm tired,I should not have gone to bed so late last night.

2.I don't/didn't know Bob very well,but we go/went out for an occasional drink together.

3.We are supposed to meet her at the train station.

4.You could clearly see people drowning,but/and yet you took no action to save them.

5.Including weekends,there are only twelve more days to buy Christmas presents.

6.Without immediate action,many kinds of wild animals would die from hunger.

P47

1.That songs always reminded her of the night spent in Chicago.

2.There

（book3）Unit Three Security – Land of the Lock

Words & Expressions

on the latch: (of a door) closed but not locked

- Let yourself in; the door is on the latch.

- Don’t forget to leave the front door on the latch if you go to bed before I come back.

vulnerable: adj. exposed to danger or attack; unprotected

- Compared with Saudi Arabian soccer team, the Chinese team is more vulnerable.

- 你的论点相当容易受到批评。criticism.)

- How does the country defend vulnerable groups in society?

statistics: n. collection of information expressed in num

（book3）Unit Three Security – Land of the Lock

Words & Expressions

on the latch: (of a door) closed but not locked

- Let yourself in; the door is on the latch.

- Don’t forget to leave the front door on the latch if you go to bed before I come back.

vulnerable: adj. exposed to danger or attack; unprotected

- Compared with Saudi Arabian soccer team, the Chinese team is more vulnerable.

- 你的论点相当容易受到批评。criticism.)

- How does the country defend vulnerable groups in society?

statistics: n. collection of information expressed in num

《大学英语4 》

复习自整理

2017年6月20日

柏映羽

版权所有，请勿翻印

第一单元 MAN AND NATURE 一．TEXTA（P4-7） 课文翻译：

人在自然界 亚历山大?斯伯金

1 人类生活在大自然的王国里。他们时刻被大自然所包围并与之相互影响。人类呼吸的空气、喝下的水和摄入的食物，无一不令人类时刻感知到大自然的影响。我们与大自然血肉相连，离开大自然，我们将无法生存。

2 人类不仅生活在大自然之中，同时也在改变着大自然。人类把自然资源转变为各种文化、社会历史的财富。人类降服并控制了电，迫使它为人类社会的利益服务。人类不仅把各种各样的动植物转移到不同的气候环境下，也改变了他所生活环境的地貌和气候，并使动植物因之而发生转变。

3 随着社会的发展，人类对大自然的直接依赖越来越少，而间接的依赖却越来越多。我们远古的祖先生活在大自然的威胁及破坏力的恐惧之中，他们常常连基本的生活物资都无法获取。然而，尽管工具不甚完备，他们却能同心协力，顽强工作，并总是有所收获。在与人类的相互作用中，大自然也发生了改变。森林被破坏了，耕地面积增加了。大自然及其威力被看成是和人类敌对的东西。譬如，森林被认为是野性的和令人恐惧的

.

必修一

UNIT1

survey 调查；测验 add up 合计

upset adj.心烦意乱的；不安的；不适的 vt.使不安；使心烦。 ignore 不理睬，忽视 calm vt.vi（使）平静；（使）镇定 adj.平静的；镇静的；沉着的 calm (…)down （使）平静下来；（使）镇静下来 have got to 不得不；必须

concern （使）担忧；涉及；关系 be concerned about 关心；挂念 walk the dog 遛狗 loose 松的；松开的 vet 兽医

go through 经历；经受

Amsterdam 阿姆斯特丹（荷兰首都） Netherlands 荷兰（荷兰国家） Jewish 犹太人；犹太族的

German 德国的；德国人的；德语的；德国人；德语 Nazi n.纳粹党人adj.纳粹党的 set down 记下；放下；登记 series 连续；系列

a series of 一连串的；一系列；一套 outdoors 在户外；在野外 spellbinding 迷住；迷惑 on purpose 故意 in order to 为了… dusk 黄

新视野大学英语读写教程4（第三版）课本练习参考答案

UNIT ONE Section A

Language focus Words in use [3]

1.crumbled 2.discern 3.surpass 4.shrewd 5.conversion 6.distort 7.radiant 8.ingenious 9.stumped 10.proposition

Word building

[5]

1.bankruptcies 2.atmospheric 3.delicacies 4.urgency 5.accountancy 6.gloom 7.magnet 8.metallic 9.mastery 10.vacancy 11.guilt 12.secrecyBanked close [6]

1-10:C I A O F H M K J D

Expressions in use [7]

1.were dripping with 2.in exchange for 3.flared up 4.make an analogy between 5.set a date for 6.make…out of 7

Unit1课内练习答案（P3Comprehending1）

1.FirstsettlerscrossedtheBeringStraitintheArctictoAmerica.ThesepeoplearenowknownasNativeAmericans.2.SpanishsoldiersarrivedinSouthAmerica.3.CaliforniabecamepartofMexico.4.TheUSdeclaredwaronMexico.5.GoldwasdiscoveredinCalifornia.

6.Californiabecamethe31ststateoftheUS.P3Ex.2第一行：

intheearly16thcenturyearly1800s1800s第二行：

late1840s/early1850sinthelate19thcentury1911

第三行：1920s

beginningofthe20thcenturyfromaboutthe1970s第四行：

fromaboutthe1970sinmorerecentdecadesfromaboutthe1970s

P4Ex.1（learningaboutlanguage）

Adje

I was speaking to Jane on the phone when suddenly we were___. A. cut off B. cut down C. cut back D. cut out

Peter complained to the owner of the book store that there were some pages ___ in the dictionary. A. losing B. missing C. dropping D. falling

The shop-assistant was straightforward with her customers. If an article was of __ quality she’d tell them so.

A. miserable B. minor C. subordinate D. inferior With all its advantages, the laptop is by no means without its__.

A. limitation B. bounda

化学必修1 课本问题答案（全册） （看不清就放大点） 2011、9

P5【思考交流1】进行化学实验和探究时应该注意的安全问题，可以从试剂的存放、试剂的取用、实验操作和实验过程中废液等废弃物的处理等方面考虑。例如：① 取用化学试剂时不能用手直接去取；②点燃可燃性气体前要验纯；③ 不能用鼻子直接闻气体；④加热液体时要放碎瓷片；⑤ 不能给燃烧着的酒精灯添加酒精；

【思考交流2】金在自然界中通常以游离态存在。金的密度又很大，从沙里淘金，可用水冲洗的方法从沙里提取密度很大的金。在用水冲洗沙时，密度小的泥土、细沙等物质被水冲去，可提取含量极少的金。如果铁屑和沙混合，可以用磁铁将混合物中的铁屑分离出来。 P5 【学与问】化学上所指的杂质不一定是有害或无价值的，如水中含有一些矿物质和微量元素是对人体有益的。 P6 实验1-1 步 骤 现 象 （1）溶解：称取约4 g粗盐加到盛有约12 mL 水的烧杯中，边加固体食盐逐渐溶解，食盐水略显浑浊 边用玻璃棒搅拌，直至粗盐不再溶解为止 （2）过滤： 将烧杯中的液体沿玻璃棒倒入过滤器中， 过滤器中不溶物留在滤纸上，液体渗过滤

大学英语3

一

1. He will speak about the environmental issues around the university。

他谈论大学周围的环境问题

2. Genetically engineered foods

转基因食物

3. They attended different forums, fieldtrips and workshops.

他们在不同的论坛和研讨会，实地考察。 4. Recycled paper. 再生纸。

5. From the sale of tickets and merchandise. 从销售机票和商品

6. For Swift Parrot, many rare native orchids and the oldest Ironbark trees.

鹦鹉，许多稀有的兰花，古老的桉树树 7. Monday, 2nd of August. 这个月第二个星期一 8. Preparing a proposal. 准备提案 9. 50 million

10. To list the things that can be done for an