T---- by air is much faster ,but it 's more expensive

T---- by air is much faster ,but it 's more expensive 应填什么 T---- by air is much faster ,but it 's more expensive It's much faster to travel to Beijing by air? It's much fast It is not much more expensive 翻译 Mary felt much more then that one but it's expensive It 's expensive_______by plane,but it' s much faster.（travel My camera is more expensive than Lucy's.But hers is better t Traveling air is much faster than traveling sea.a.to by b.by This coat is better,but it's too much expensive.改错 It’s ( ) more expensive The jacket is _____ nice,but it's _____ more expensive than Travelling by air is ______ more expensive than by train eve