【单选题】Rubberdiffersfromplastics()itisproducednaturallyandnotinthelab.
A.atthat
B.inthat
C.forthat
D.withthat
A.atthat
B.inthat
C.forthat
D.withthat
【单选题】thE iDEA oF tEst-tuBE BABiEs mAy mAkE you EithEr DElightED At thE wonDErs oF moDErn mEDiCinE or irritAtED whilE ConsiDEring thE morAl, or lEgAl, or tEChnologiCAl impliCAtions oF stArting liFE in A lABorAtory.But iF you’vE EvEr BEEn prEgnAnt yoursElF, onE thing is CErtAin: you wonDEr whAt it’s likE to CArry A tEst-tuBE BABy.ArE thEsE prEgnAnCiEs normAlArE thE BABiEs normAl
thE EArliEst AnswErs ComE FromAustrAliA, whErE A group oF mEDiCAl ExpErts At thE quEEn viCtoriA mEDiCAlCEntEr in mElBournE hAvE tAkEn A look At thE ContinEnt’s First ninE suCCEssFul "in vitro" prEgnAnCiEs. thEAustrAliAns rEport thAt thE prEgnAnCiEs thEmsElvEs sEEmED to proCEED ACCorDing to plAn, But At Birth somE unusuAl trEnDs DiD show up. sEvEn oF thE ninE BABiEs turnED out to BE girls. six oF thE ninE wErE DElivErED ByCAEsArEAn sECtion (剖腹产手术).AnD onE BABy, A twin, wAs Born with A sErious hEArt DEFECt AnD A FEw DAys lAtEr DEvElopED liFE-thrEAtEning proBlEms.
whAt DoEs it All mEAnEvEn thE DoCtors Don’t know For surE, BECAusE thE numBErs ArE so smAll. thE proportion oF girls to Boys is high, But until thErE ArE mAny morE tEst-tuBE BABiEs no onE will know whEthEr thAt’s somEthing thAt just hAppEnED to BE likE thAt or somEthing spECiAl thAt hAppEns whEn Egg mEEts spErm in A tEst tuBE instEAD oF A FAllopiAn tuBE (输卵管). thE sAmE thing is truE oF thE singlE hEArt DEFECt; it usuAlly shows up in only 15 out oF 60,000 Births in thAt pArt oFAustrAliA, But thE FACt thAt it oCCurrED in onE out oF ninE tEst-tuBE BABiEs DoEs not nECEssArily mEAn thAt thEy ArE At spECiAl risk. onE thing thE DoCtors CAn ExplAin is thE high numBEr oFCAEsArEAns. most oF thE mothErs wErE olDEr, hAD long historiEs oF FErtility proBlEms AnD in somE CAsEs hAD hAD surgEry on thE FAllopiAn tuBEs, All oF whiCh mADE thEm likEly CAnDiDAtEs ForCAEsArEAns AnywAy.
thEAustrAliAn rEsEArChErs rEport thAt thEy ArE quitE EnCourAgED、All thE BABiEs ArE now mAking normAl progrEss, EvEn thE twin with thE Birth DEFECts.
whAt DoEs thE lAtin worD "in vitro" (linEs 2~3, pAr
A、2) most proBABly mEAn
A、normAl. B、tEst-tuBE. C、virtuAl. D、FAllopiAn tuBE.
thE EArliEst AnswErs ComE FromAustrAliA, whErE A group oF mEDiCAl ExpErts At thE quEEn viCtoriA mEDiCAlCEntEr in mElBournE hAvE tAkEn A look At thE ContinEnt’s First ninE suCCEssFul "in vitro" prEgnAnCiEs. thEAustrAliAns rEport thAt thE prEgnAnCiEs thEmsElvEs sEEmED to proCEED ACCorDing to plAn, But At Birth somE unusuAl trEnDs DiD show up. sEvEn oF thE ninE BABiEs turnED out to BE girls. six oF thE ninE wErE DElivErED ByCAEsArEAn sECtion (剖腹产手术).AnD onE BABy, A twin, wAs Born with A sErious hEArt DEFECt AnD A FEw DAys lAtEr DEvElopED liFE-thrEAtEning proBlEms.
whAt DoEs it All mEAnEvEn thE DoCtors Don’t know For surE, BECAusE thE numBErs ArE so smAll. thE proportion oF girls to Boys is high, But until thErE ArE mAny morE tEst-tuBE BABiEs no onE will know whEthEr thAt’s somEthing thAt just hAppEnED to BE likE thAt or somEthing spECiAl thAt hAppEns whEn Egg mEEts spErm in A tEst tuBE instEAD oF A FAllopiAn tuBE (输卵管). thE sAmE thing is truE oF thE singlE hEArt DEFECt; it usuAlly shows up in only 15 out oF 60,000 Births in thAt pArt oFAustrAliA, But thE FACt thAt it oCCurrED in onE out oF ninE tEst-tuBE BABiEs DoEs not nECEssArily mEAn thAt thEy ArE At spECiAl risk. onE thing thE DoCtors CAn ExplAin is thE high numBEr oFCAEsArEAns. most oF thE mothErs wErE olDEr, hAD long historiEs oF FErtility proBlEms AnD in somE CAsEs hAD hAD surgEry on thE FAllopiAn tuBEs, All oF whiCh mADE thEm likEly CAnDiDAtEs ForCAEsArEAns AnywAy.
thEAustrAliAn rEsEArChErs rEport thAt thEy ArE quitE EnCourAgED、All thE BABiEs ArE now mAking normAl progrEss, EvEn thE twin with thE Birth DEFECts.
whAt DoEs thE lAtin worD "in vitro" (linEs 2~3, pAr
A、2) most proBABly mEAn
A、normAl. B、tEst-tuBE. C、virtuAl. D、FAllopiAn tuBE.
【单选题】In country after country, talk of nonsmoker’s right is in the air. While a majority of countries have taken little (51) no action yet, some 30 nations have introduced legislated steps to control smoking. Many laws have been introduced in other countries to (52) clear the air for nonsmokers, or to cut cigarette consumption.
Smoking is harmful (53) the health of people. World governments should conduct serious campaigns against it. (54) on cigarette advertisements, plus health warnings on packages and ban on public smoking in certain places, (55) as theaters, cinemas and restaurants, are the most popular tools used by nations in (56) of nonsmokers or in controlling smoking.But world attention is also focusing on another step (57) will make the smoker increasingly self-conscious and uncomfortable about his habit. Great efforts should be made to (58) young people especially of the dreadful consequences of taking up the habit.And cigarette price should be raiseD、
In the long run, (59) is no doubt that everybody would be much better-off if smoking were banned altogether but many people are not (60) for such drastic action.
A、short B、support C、some D、any
Smoking is harmful (53) the health of people. World governments should conduct serious campaigns against it. (54) on cigarette advertisements, plus health warnings on packages and ban on public smoking in certain places, (55) as theaters, cinemas and restaurants, are the most popular tools used by nations in (56) of nonsmokers or in controlling smoking.But world attention is also focusing on another step (57) will make the smoker increasingly self-conscious and uncomfortable about his habit. Great efforts should be made to (58) young people especially of the dreadful consequences of taking up the habit.And cigarette price should be raiseD、
In the long run, (59) is no doubt that everybody would be much better-off if smoking were banned altogether but many people are not (60) for such drastic action.
A、short B、support C、some D、any
【单选题】Man:I'm really exhausted.But I don't want to miss the film that comes on at 11. Woman:If I were you, I'd skip it. We both have to get up early tomorrow. And anyway, I've heard it isn't that exciting. Question:What does the woman mean
A.The man should stay up and watch the program.
B.The man should read something exciting instead.
C.The man should go to bed at eleven.
D.The man should give up watching the movie.
A.The man should stay up and watch the program.
B.The man should read something exciting instead.
C.The man should go to bed at eleven.
D.The man should give up watching the movie.
【单选题】I hate people who ______ the end of a film that you haven't seen before.
A.reveal
B.rewrite
C.revise
D.reverse
A.reveal
B.rewrite
C.revise
D.reverse
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