试题详情

After Yang Liwei succeeded in circling the earth, ______our astronauts desire to do is walk in space

After Yang Liwei succeeded in circling the earth, ______ our astronauts desire to do is walk in spa

The scientists ______ in sending Yang Liwei into outer space and bring him back to the earth.

to sleep in space.C. The importance of exercise in space.D. How to have a bath in Space.E. Eating a

ou cannot do on earth.But being in space can do things to you,too.If you stay too long in a gravity