新概念英语三册课后练习答案lessons 19~21
新概念3课后习题答案:
Lesson 19 1a 2b 3a 4b 5d 6a 7b 8d 9c 10b 11c 12a
新概念3课后习题解析:
Multiple choice questions多项选择
1. A正确could and would愿意并有能力companion n.同伴,共事者
2. B正确on what conditions在什么样的基础之上
reveal vt.展现,显示,揭示,暴露
3. A正确greatly adv.很,非常
4. B正确for a great many years(用完成时)
5. D正确
6. A正确reaction n.反应,反作用根据语法规则:
主语是ambition, duty, goal, hope, idea, intention, mistake, plan, policy, purpose, reaction, suggestion等名词的时,句子的表语必须是to不定式短语,该不定式短语是说明其内容的。
-- His purpose in life was to seek truth instead of money.
-- Our plan is to make better use of this material.
7. B正确for fear + of/that
-- They are working hard for fear that they should fail.
= They are working hard for fear of failure. afraid for侧重点表示:为...感到担心,害怕失去
-- The parents are often are afraid for their children.父母常为孩子担心。
-- He was afraid for his job.他害怕丢工作。 -- I am not afraid for my head.我不怕掉脑袋。
8. D正确修饰money用large
9. C正确
measured adj.慎重的,有节奏的,标准的,整齐的,有规则的
regular adj.强调有规则的
disciplined n.受过训练的,遵守纪律的
10.B正确
go for a walk = go for a stroll go on/for a trek进行艰苦的跋涉-- trek n.牛拉车旅行,艰苦跋涉go for a trot去散步
-- trot n.小跑,骑马,疾走,忙碌lane n.(乡间)小路,巷,里弄
-- I’m going for a trot down the lane.我正沿着巷子小跑。
11.C正确sure enough = as (was) expected without a doubt adv.无疑地as a matter of fact adv.事实上(in fact = actually实际上,事实上)
12.A正确healthy adj.健康的,健壮的sane(adj.神志清楚的,头脑清楚的)= sensible(明智的,有判断力的)
新概念3课后习题答案:
Lesson 20 1c 2b 3b 4c 5a 6c 7d 8a 9c 10d 11a 12d
新概念3课后习题解析:
Multiple choice questions多项选择
1. C正确develop(vt.使显出,出现,产生) take-off(n.起飞)
2. B正确
3. B正确forced landing迫降properly(adv.适当地,完全地)
4. C正确序数词和不定式搭配连用
5. A正确not till / not until
6. C正确有just一般用完成时
7. D正确promised vt.预示(有可能发生好的迹象)
threaten预示的恶兆
-- The river of liquid rock threatened to surround him completely, but Tazieff managed to escape just in time.
这股岩浆威胁着要将他团团围住,但泰哲夫还是设法及时躲开了。
8. A正确
9. C正确
no further修饰距离(-- I can walk no further.我再也走不动了。)
no longer修饰时间或长度(-- He no longer lives here.他再也不住这了。)
no more修饰某物(-- I can eat no more.我再也吃不下了。)
10.D正确
-- The ship rode the waves.这艘船漂浮在水面上。
hold water论点或观点站得住脚
-- What you said doesn’t hold water.你的话站不得住脚。
Watertight adj.无懈可击的,不漏水的,不透水的
-- a watertight contract.严密的合同
11.A正确
12.D正确
immense adj.修饰面积大得难以测量grand adj.雄伟的,壮丽的,盛大的
新概念3课后习题答案:
Lesson 21 1b 2d 3c 4a 5a 6b 7b 8a 9c 10a 11a 12d
新概念3课后习题解析:
Multiple choice questions多项选择
1...D grasp vt.抓住,掌握,领会n.抓住,掌握,领会
establish vt.建立,设立,确定,证实
2...D in favor of adv.赞同,有利于
3...C apart from除什么之外还有supplement vt.补足,补充
4...A
5...A
6...B
7...B owe people money = owe money to people
8...B
vivid adj.生动的,鲜明的,鲜艳的,活泼的,逼真的
personality n.个性,人格,人物,名人character n.特性,性质,特征,人物image n.图象,肖像,偶像
imaginative adj.想象的',虚构的adj.富于想象的,有想象力的
9...C
exceptionally(adj.例外的,异常的) à unusually(adv.显著地,不同寻常的) -- An exceptionally beautiful girl.
marvelously(adj.不可思议的,非凡的) = wonderfully(adv.奇妙的,奇异的) singly adv.单独的
unequally adv.不相等地,不公平地,独一无二的
10...A rise vi.n.
11...A
jealous adj.妒忌的,猜疑的,警惕的,嫉妒的disinterested adj.无私心的,廉洁的,公正的adj.[美口]不关心的,不感兴趣的revolt v.反抗,起义,反叛
revolted adj.起来反抗的,起义的,厌恶的
12...D
beat = defeat
conquer vt.征服,战胜,占领,克服
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