百度试题 结果1 题目By the end of next year, people ___ to Mars. A. will have traveled B. will travel C. travel D. have traveled 相关知识点: 试题来源: 解析 A。解析:by the end of+将来时间,用将来完成时。反馈 收藏
In the future, people ___ to Mars and back several times. A. will have traveled B. will travel C. travel D. have traveled 相关知识点: 试题来源: 解析 A。在未来,人们会在某个时间之前已经往返火星好几次,用将来完成时 will have traveled。B 选项 will travel 一般将来时不能体现已经完成;C ...
C.the international space station is necessary for people to explore space more D.people have traveled to Mars from the international space station 2.Which of the following is NOT a reason for countries’ cooperation in building the international space station? A.That it requires a lot of ...
C.the international space station is necessary for people to explore space moreD.people have traveled to Mars from the international space station29.In the process of building a space station,which statement below is correct?BA.America is not willing to ooperate with other countries to build a...
D. people have traveled to Mars from the international space station 2.Which of the following is NOT a reason for countries’ cooperation in building the international space station? A. That it is too far away from the earth. B. That it requires a lot of money. C. That it needs everyo...
Peoplehave traveledto the Moon.Peoplehave not traveledto Mars.Haveyoureadthe book yet?Nobodyhas...
C A. Scientists have found life on Mars. B. Man has traveled between planets. C. The surface of Venus is too hot for Man to live. D. Fifty years ago, people have traveled to the moon. 相关知识点: 试题来源: 解析 答案见上【分析】本文主要介绍了随着太空时代的到来,人类访问月球或...
They flew to Earth in spaceships and attacked(袭击) thepeople. Many people, while listening to the program, believed we were really under attack!Of course, we are now sure there are no aliens on the planet. We have sent spaceships there. They havetraveled around Mars, taking pictures and ...
Many people felt very frightened while listening to the program.We know for certain that 3 .Because humans have sent many spaceships into space. No living things. were found on Mars. In 1997, a spaceship landed on Mars. 4 It traveled around Mars, taking pictures and collecting information ...
In the future, people may travel to Mars by water-powered spaceship! Today’s spaceships are fine for getting things into space, but they are not so good at travelling long distances. These spaceships burn chemical fuels (燃料) and they are very expensive. Scientists say that a water-powered...