consider ,peaceful,travel 1.________by air is more expensive

consider ,peaceful,travel 1.________by air is more expensive Travelling by air is ______ more expensive than by train eve 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 more than 32 millinon passengers travel by air every year ____ is the most expensive way to travel ---by plane . the deluxe suites is more expensive. 对不对 life is more expensive here,是什么意思? It is not much more expensive Travelling by air is _____ than by train.(expensive) there is a peaceful of nature in the air.nature's beauty tou Most people like to travel around the ________by plane