Scientists say that the Mars-500 days_______they perform the task during the real mission-Good luck.I hope it goes well.A. after B. before C. since D. as请问为什么?另外,这句话怎么翻译?

Some scientists say that eating the fruit itself won't help against bird flu. Scientists say that electricity is a good choice as an environmentally friendly power. 1 on monday morning ,the children are_____at(加不加the?)school.2 some scientists say that timesome scientists say that time seems to ____( go round/ by /off/along)more slowly in a room with warm colour.请说明原因, Scientists say that one hundred laughs equals ten minutes of running.这句话中的equal需要加 s scientists say that four years out of the last ten have been the hottest since records began 啥意思 求教一道语法题目!Scientists say that much of______is coverd with water.A.the earth's surfaceD.the surface of the earth请问A为何不能选 分析这句话的语法成分Scientists say they have strong evidence that a biological problem could explain why some babies die suddenly in their sleep.that后面接的是什么成分,that和evidence是什么关系, 分析这句话的语法成分 Scientists say they have strong evidence that a biological problem could explain why some babies die suddenly in their sleep.that后面接的是什么成分,that和evidence是什么关系, 定语从句选择一道 在线等In an experiment, pet owners are being encouraged to take their pets to work, a move_______can be good for both people and pets.A. that some scientists sayB. in which some scientists sayC. some scientists say thatD. Can we make animals work for us?Some scientists(科学家)think that one day we can teach animals to dCan we make animals work for us?Some scientists(科学家)think that one day we can teach animals to do a lot of things for people.They say that in Complete the following sentences according to the Chinese given.1.Long ago people thought that the moon___(是一个大盘子)2.I hope that I___(成为一个宇航员)3.Scientists say that people___(将来可以在月球生活)4.Scientists belive tha 英语高中单选The scientists say that new research makes ____possible to turn light into soundA this B that C it D one求解该选什么? 我觉得是C..谁能详细解释下么? You know the feeling.We all asked ourselves that unhappy quetionwhere on earth did I leave my keys?Now a team of japanese scientists say that they have come up with the answer. 阅读理解大家帮忙啊Scientists in the United States have developed a method that may help to predict.阅读理解Scientists in the United States have developed a method that may help to predict earthquakes earlier.They say it could give people Many scientists say that it’s important for us to have ______ food in our diet.各选项的意思分别是什么呢?A.a variety of B.a great deal C.a large number of D.a good many 阅读下面短文,然后根据要求完成短文后面的题目.Do television advertisements make kids eat unhealthy food?Some scientists say “Yes.”They have a study and found that food advertisements change what kids eat.Television advertisemen Scientists say that the Mars-500 days_______they perform the task during the real mission-Good luck.I hope it goes well.A. after B. before C. since D. as请问为什么?另外,这句话怎么翻译? 英语翻译Gonna watch the NFL Conference Championship games on Sunday?You’ll see evidence for a new finding:aggression is rewarding.In what scientists from Vanderbilt University say is the first study of its kind.They report that aggressive behav