【单选题】A: I'm exhausted. I had to work until 2 o'clock this morning.B: ______.
A.Don't worry too much. You can do it later.
B.Take it easy. You didn't have to work so hard.
C.Take time off and let it be.
D.Take it or leave it. You don't have to do it.
A.Don't worry too much. You can do it later.
B.Take it easy. You didn't have to work so hard.
C.Take time off and let it be.
D.Take it or leave it. You don't have to do it.
【单选题】Man: Why don't you dress up a little when you're out with your friendsWoman: That's a good idea!Question: What does the man suggest
A.The woman should put on nice clothes.
B.The woman should wear makeup.
C.The woman should get up fight away.
D.The woman should make a dress herself.
A.The woman should put on nice clothes.
B.The woman should wear makeup.
C.The woman should get up fight away.
D.The woman should make a dress herself.
【单选题】A new material ____, we have good reason to be optimistic.
A.developed
B.being developed
C.was being developed
D.was developed
A.developed
B.being developed
C.was being developed
D.was developed
【单选题】It is illegal in some countries that children ____ unattended at home.
A.be left
B.left
C.are leaving
D.being left
A.be left
B.left
C.are leaving
D.being left
【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 is thE Author’s AttituDE towArD thE iDEA oF tEst-tuBE BABiEs
A、optimistiC、 B、pEssimistiC、
C、DElightED、 D、irritAtED、
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 is thE Author’s AttituDE towArD thE iDEA oF tEst-tuBE BABiEs
A、optimistiC、 B、pEssimistiC、
C、DElightED、 D、irritAtED、
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