Losts of astronauts ___to the space station . They found it
Losts of astronauts ___to the space station . They found it
The astronauts _____(go) to the space station .They will be
The astronauts have _____ to the space station twice
The space shuttle has _____the space station.It brought back
What do the astronauts in space eat?----They eat _____(特殊的)f
Who did the astronauts talk to when they were in space?的译文
The threats to the health of astronauts in space are very di
Lots of astronauts ________(has/have) been to the space stat
astronauts must exercise for ( ) every day in space so they
我想问一个问题:Imagine the astronauts in spaces found that it is th
in the space station还是on the space station
on the space station 还是 in the space station呢?