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gate not only different bones, but also different areas of the same bone since not all sites of the skeleton(骨架 )are similarly affected by space conditions, ”they added. Without gravity the body isn’t bearing any weight so there is no need for calcium(鈣 )which makes bones strong, and it bees empty into the bloodstream. The research team suggested in future scientists should try to determine if the loss of bone density was only on weight173。 ] 2. D [本題考查 if 引導(dǎo)的虛擬條件句與主句的時(shí)態(tài)。 ] 6. C [in the world= on earth 在世界上,在人世;第二空應(yīng)是 who引導(dǎo)的非限制性定語(yǔ)從句,其先行詞是 children,指人時(shí),用 who在定語(yǔ)從句中作主語(yǔ)。根據(jù)文章第四段的定語(yǔ)從句 “who had spent one to six months in space” 可推知此題答案為 D。上文提到對(duì)十五人進(jìn)行研究表明在整個(gè)航行過(guò)程中骨損 在繼續(xù),下文再說(shuō) especially striking,可知是 “ 特別明顯 ” 的事,因此選 A。 ] 10. C [本題考查 that 引導(dǎo)的賓語(yǔ)從 句作 discover 的賓語(yǔ),賓語(yǔ)從句中又包含一個(gè)what引導(dǎo)的主語(yǔ)從句, what在主語(yǔ)從句中作主語(yǔ)。故選 C項(xiàng)。 仿寫(xiě): succeeded in returning from the moon to the earth 4.翻譯:假如我是意大利的總統(tǒng),我將考慮取消他的執(zhí)照。 The astronauts __________________________________________________________ according to the plan. 4. If I were the President of Italy, I would think about taking away his licence. 翻譯: ________________________________________________________________________ ________________________________________________________________________ 仿寫(xiě):如果我有這個(gè)機(jī)會(huì),我就會(huì)立即克隆她以便我又能和她在一起。 ________________________________________________________________________ 3. China has succeeded in producing clones of cows and goats. 翻譯: ________________________________________________________________________ ________________________________________________________________________ 仿寫(xiě):宇航員們按計(jì)劃成功地從月球返回到地球。 仿寫(xiě): That was the first play to be performed that year. 3.翻譯:中國(guó)已經(jīng)成功地克隆出了牛和山羊。句意為:在中國(guó),科學(xué)家則把精力集中在克隆動(dòng)物以及被克隆出來(lái)的 (人、動(dòng)植物細(xì)胞 的 )組織上,以便將來(lái)用于醫(yī)學(xué)研究。 ] 9. D [on a person