改错:
During the weekend I travelled by【删掉the】air for the first time in my life.I generally travel by train or by bus【because they are】cheaper and safer【,but】 this was a short journey.In the beginning I didn't【改fall为feel】 happy,but this feeling【改wasn't为didn‘t】 last long.The journey was very exciting.I was soon high up in the sky among the【改cloud为clouds】.The view of mountains,fields and rivers【改were为was】 interesting.I enjoyed my short and【改comfortably为comfortable】trip very much.This experience has【删掉been】shown that travelling by air is actually【加上the】safest way of making journeys.