airplanes enable people to travel through the air...through是

airplanes enable people to travel through the air...through是 fly through the air many people will travel through s___ to the moon in the futu some astronauts must travel through the space to repair the How to Travel through time Without accidentally changing the It's an animal.people can ride it to travel through a desert 英语猜谜：It's an animai.People can ride it to travel through a d move your hand through the air "F_____"means"move through the air" Amy wants to travel through the word when she grows up改错 to walk through the woods. The rain __dirty as it falls through dirty air.为什么是becomes,不