環(huán)保類：
Some people believe that air travel should be restricted because it causes serious pollution and uses up the world fuel resources. To what extent do you agree or disagree? 有人認為飛機旅行應(yīng)該被限制，因為飛機旅行污染空氣也消耗了世界上的油料資源，是否認同?
【知心雅思】雅思全能 7分旗艦外教VIP全程班！點擊免費試聽>>
Some people believe that air travel should be restricted because it causes serious pollution and uses up the world fuel resources. To what extent do you agree or disagree? 有人認為飛機旅行應(yīng)該被限制，因為飛機旅行污染空氣也消耗了世界上的油料資源，是否認同?
【知心雅思】雅思全能 7分旗艦外教VIP全程班！點擊免費試聽>>