第二节 阅读短文,根据语篇要求填空,使短文通顺、意思完整。每空限填一词。Do you know how astronauts work in space? Yes, they usually use robot arms to help them do all kinds of tasks. And they often wear heavy spacesuits when they go out into the space. Do you know 1?There are three ...
46题答案:A 考查细节理解题,根据文中的第一段They walk in space and use robots'arms and hands to do their work可知他们走在太空中,用机器人的手臂和手做他们的工作 是正确的,故答案A. 47题答案:B 考查细节理解题,根据文中的第二段Inside the space station,astronauts are comfortable可知 在太空站,...
That's why astronauts, especially those who remain in orbit for a long time, need to take exercise regularly. The three astronauts, or taikonauts, based in China's space station are provided with diverse customized fitness equipment, including a bicycle and a treadmill, which have aroused much ...
There are consequences of living big. As middle-class houses have grown larger, two things have happened. First, large houses take time to maintain, so cleaners and other low-wage service workers are required to keep thes...
Space suits can also keep astronauts safe from flying rubbish in space.Every time people go into space,they leave a lot of rubbish there and some moves as fast as a plane.It takes a lot of time to get ready for space walking,so space walking is not easy,and it can be dangerous....
Space walking is not easy, and it can be dangerous. So getting ready for it takes a lot of time to learn. Astronauts will need to do 160 space walks to finish their work in the ISS(国际空间站). That will take 1,900man-hours of work!( B)1. Astronauts work with ___ in space....
解析 【答案】station【核心短语/词汇】spacestation: 太空站【翻译】你知道它们如何在太空站工作吗?【解析】结合括号内的中文可知,spacestation的意思是“太空站”,work的意思是“工作”。故本题的句子是:Doyouknowhowtheyworkinthespacestation?故答案是station。
How does Undo work? When you perform an action, the program keeps a record of what you did. When you use the Undo command, the program looks at that record and reverses the action you took. What programs have the Undo feature?
Do you know how astronauts work in space?They walk in space and use robots'arms and hands to do their work.But why do they wear heavy clothes space suits(太空服)?Inside the space station,astronauts are comfortable.The temperature the
What is multitasking in an OS? Multitasking refers to an OS's ability to run multiple programs simultaneously by dividing CPU time among them or allowing them to run concurrently on different cores. How does an OS manage file systems?