the scientists are doing research _____a monkey.A.forB.onC.toD.of为什么是B

Scientists around the world are working to___the treatment of AIDS.A invent B discover C create D produce many scientists are working hard to seek answers to questions about__nature of __universea.the ab.a thec./ thed.the the为什么选d?什么时候用THE? 改错 The scientists who are probably mostly interested in flights to the moon are geologists. some scientists are dubious of the claim that organisms___ with age as an inevitable outcome of living.选项有,A.depress B.default C.deteriorate D.degrade ____ scientists have done a lot of researth on the (H1H1) flu,there are some class for further.A.As B.Once C.If D.Although By the year 2010,scientists probably______a cure for cancer.A.will be discoverringB.are discoveringC.will have discovered D.have discovered 【高中英语】Scientists are not sure of the potiential effects __B__the greenhouse gases on the...Scientists are not sure of the potiential effects __B__the greenhouse gases on the future climate of the earth.A.on B.of C.for D.to求详解 Scientists think that the continents___always where they ___today.A.weren't:are B.aren't:are 英语翻译The scientists are on fire for gravitivity.They are on fire for superstars.怎么翻译? The scientists are getting ready for the ____(far) study on the project. The scientists are in search of a new element.和The scientists are searching a new element.哪个好二者之间有区别吗?哪个好一点呢? 请问Scientists are doing research into the m___ depths of the sea.应该填什么 We are thankful for the great inventions by the scientists .这个句子怎么翻译? We are __(thank) to the great inventions by the scientists who are they? （ ）are scientists（ ) are reporters and officialsA.Some , the others B. others ,the others 英语翻译The two scientists are believed _____ the fame honoured by the government and the people.A：to be worthy of B：of being worth C：of worth D：worth being请选出答案并解释原因. With the population explosion,scientists will have to ____ new.11.With the population explosion,scientists will have to ____ new methods of increasing the world’s food supply.A.lead to B.carry out C.come up with D.stick to 12.The police are _____ t (选择)genetically modified foods are made by_____.A.farmers B.workers C.scientists D.plants