![](https://img.examw.com/index/logo.png)
The rocket engine, with its steady roar like that of a waterfall or a thunderstorm, is an impressive symbol of the new space age.Rocket engines have 1 powerful enough to shoot astronauts 2 the earth’s gravitational pull and 3 them on the moon.We have now become 4 space.
Impressive and complex 5 it may appear, the rocket, which was 6 in China over 800 years 7 , is a relatively simple device.Fuel that is 8 in the rocket engine changes 9 gas.The hot and rapidly 10 gas must escape, but it can do so only 11 an opening that 12 backward.As the gas is 13 with great force, it 14 the rocket in the 15 direction. Like the kick of a gun 16 it is fired, it 17 the laws of nature 18 by Sir Isaac Newton when he discovered that“ 19 every action, there is 20 equal and opposite reaction.”
1.A.shown B.been C.appeared D.proved
2.A.against B.despite C.beyond D.from
3.A.send B.land C.take D.carry
4.A.travelers B.astronauts C.researchers D.explorers
5.A.that B.so C.as D.sometimes
6.A.made B.discovered C.developed D.invented
7.A.in advance B.before C.earlier D.ago
8.A.round B.contained C.stored D.burned
9.A.as B.into C.for D.the
10.A.heating B.escaping C.expanding D.conducting
11.A.in B.at C.by D.through
12.A.turns B.goes C.faces D.directs
13.A.transmitted B.dispersed C.erected D.radiated
14.A.attracts B.leads C.pulls D.pushes
15.A.same B.other C.opposite D.wrong
16.A.that B.when C.if D.although
17.A.states B.proves C.follows D.breaks
18.A.described B.discussed C.considered D.made
19.A.like B.as C.with D.for
20.A.no B.an C.another D.theCloze
1.【答案】D
2.【答案】C
【解析】根據(jù)意思判斷,beyond意為“超出,超過(guò)”。
3.【答案】B
4.【答案】A
【解析】根據(jù)意思判斷,travelers正確.
5.【答案】C
【解析】原句是表示讓步的狀語(yǔ)從句,而且是一個(gè)倒裝句,故只能選C as。
6.【答案】D
【解析】根據(jù)詞的意思區(qū)分,invented(指發(fā)明)合乎題意。
7.【答案】D
8.【答案】D
【解析】根據(jù)句子意思判斷,burned正確。
9.【答案】B
【解析】change into是固定短語(yǔ),“變成”的意思。
10.【答案】C
【解析】根據(jù)句子意思判斷,應(yīng)選expanding gas膨脹的氣體。
11.【答案】D
【解析】through的意思為“穿過(guò),通過(guò)”。
12.【答案】C
【解析】faces意為“朝著”。
13.【答案】D
14.【答案】D
【解析】根據(jù)句子意思判斷,應(yīng)為push“推”。
15.【答案】C
【解析】朝相反的方向,故選C。
16.【答案】B
【解析】when引導(dǎo)的定語(yǔ)從句。
17.【答案】C
【解析】根據(jù)句子意思判斷, follow在這里是遵循的意思。
18.【答案】A
19.【答案】D
20.【答案】B
報(bào)名時(shí)間 | 報(bào)名入口 | 報(bào)考條件 |
考試時(shí)間 | 考試簡(jiǎn)介 | 級(jí)別劃分 |
成績(jī)查詢 | 評(píng)價(jià)目標(biāo) | 免考規(guī)定 |
合格證書(shū) | 考試教材 | 備考指導(dǎo) |
初級(jí)會(huì)計(jì)職稱中級(jí)會(huì)計(jì)職稱經(jīng)濟(jì)師注冊(cè)會(huì)計(jì)師證券從業(yè)銀行從業(yè)會(huì)計(jì)實(shí)操統(tǒng)計(jì)師審計(jì)師高級(jí)會(huì)計(jì)師基金從業(yè)資格期貨從業(yè)資格稅務(wù)師資產(chǎn)評(píng)估師國(guó)際內(nèi)審師ACCA/CAT價(jià)格鑒證師統(tǒng)計(jì)資格從業(yè)
一級(jí)建造師二級(jí)建造師二級(jí)建造師造價(jià)工程師土建職稱公路檢測(cè)工程師建筑八大員注冊(cè)建筑師二級(jí)造價(jià)師監(jiān)理工程師咨詢工程師房地產(chǎn)估價(jià)師 城鄉(xiāng)規(guī)劃師結(jié)構(gòu)工程師巖土工程師安全工程師設(shè)備監(jiān)理師環(huán)境影響評(píng)價(jià)土地登記代理公路造價(jià)師公路監(jiān)理師化工工程師暖通工程師給排水工程師計(jì)量工程師
人力資源考試教師資格考試出版專業(yè)資格健康管理師導(dǎo)游考試社會(huì)工作者司法考試職稱計(jì)算機(jī)營(yíng)養(yǎng)師心理咨詢師育嬰師事業(yè)單位教師招聘理財(cái)規(guī)劃師公務(wù)員公選考試招警考試選調(diào)生村官
執(zhí)業(yè)藥師執(zhí)業(yè)醫(yī)師衛(wèi)生資格考試衛(wèi)生高級(jí)職稱執(zhí)業(yè)護(hù)士初級(jí)護(hù)師主管護(hù)師住院醫(yī)師臨床執(zhí)業(yè)醫(yī)師臨床助理醫(yī)師中醫(yī)執(zhí)業(yè)醫(yī)師中醫(yī)助理醫(yī)師中西醫(yī)醫(yī)師中西醫(yī)助理口腔執(zhí)業(yè)醫(yī)師口腔助理醫(yī)師公共衛(wèi)生醫(yī)師公衛(wèi)助理醫(yī)師實(shí)踐技能內(nèi)科主治醫(yī)師外科主治醫(yī)師中醫(yī)內(nèi)科主治兒科主治醫(yī)師婦產(chǎn)科醫(yī)師西藥士/師中藥士/師臨床檢驗(yàn)技師臨床醫(yī)學(xué)理論中醫(yī)理論