up across off along around through over
She's skateboarding___the pavement.
He's cycling____the hill.
He's skateboarding___the tunnel.
They're cycling___the track.
He's skateboarding____the road.
He's skateboarding____the roof.
He's skateboarding____the gate.
谢谢!
© 2017-2019 超级试练试题库,All Rights Reserved.