. According to the article, space junk _____.A. travels at 8 kilometers per hourB. could be cleared away within five yearsC. travels at the same speed as satellitesD. will cause a lot of trouble ……

on the wrong space suitC. have trouble with their space suitsD. forget the correct operating procedures3... attention to somethingD. understand the importance of somethingDay 3Fashion comes to space (P5)Choose ……

This Jan 17 photo taken by US astronaut Scott Kelly on board the International Space Station (ISS) shows a zinnia in bloom. It was the first flower ever grown in space. Zinnias were taken to the ISS ……

. But finding a specific file in such a vast storage space can be a *hassle. The app Cubes saves you the trouble, by automatically organizing the content you keep on your clouds and your e-mail provider ……

. This is especially true when you move from Earth to space, or vice versa (反之亦然). Chris Hadfield, 53, recently made such a move, Reuters reports: after spending five months in the International Space Station, he ……

at Tsinghua University in 2013.Why go through so much trouble? The benefits of space elevators are clear... a routine.Why go through so much trouble? The benefits of space elevators are clear. For example ……

When the sun shoots materials, they travel in space and reach Earth.   TUCHONG  ... the surface (表面) of the star and then travel together in space. A geomagnetic storm comes from ……

) could get worse in space and bring trouble to astronauts. You can’t have scars (伤疤) either....vFor example, a decayed tooth (龋齿) could get worse in space and bring trouble to astronauts. You can ……

of the launch of the space shuttle Endeavour (奋进号) on May 16. The trouble is, you can hardly see the space shuttle because my colleague’s computer screen/desktop is covered with icons, files, folders ……

, exaggerated way, that US society is in trouble and about to explode (as if a pot of liquid were boiling..." is a phenomenon in outer space, a theoretical massive object made by the collapse of a star exploding ……

Teacher: Tom, do you know what "Don't trouble trouble till trouble troubles you'' means?Tom: It means, "Don't put your hand up if you can't answer the question''. ……

Teacher: Tom, do you know what "Never trouble trouble till trouble troubles you" means?Tom: It means, "Don't put your hand up if you can't answer the question". ……

students decided to improve the lot. They wanted it to become a space that could improve the mental... of trouble.The hopscotch board was created for a group of eight to 10 school-age kids who live ……

in square boxes?It’s mostly because the pizza industry (行业) doesn’t want to make trouble..., but it’s not going to save space when being stacked. If you stack round boxes vertically (竖直 ……

?It’s mostly because the pizza industry (行业) doesn’t want to make trouble...;s not going to save space when being stacked. If you stack round boxes vertically (竖直地), there is also a risk ……