新概念二册58课中有一题：If you travel by air, you will gain time.

新概念二册58课中有一题：If you travel by air, you will gain time. If you travel by air,you will (earn) (gain) time.选什么?为什么? will you travel by sea or air?和will do travel by sea or air? will you travel by sea or by air的意思! will you travel by sea or air?和will you do travel by sea or will you travel bay sea or by air You will enjoy yourself if you travel by sea 英语翻译If you travel by air across the center of Africa or Sout 22.If you travel by air across the center of Africa or South “You will never gain if you lose”是什么意思? 英语翻译If you go to Hong Kong by air,you will arrive at Kai Tak Will you go to Hainan by air?-----------------------------