Key:一、1.will be 2.don’t eat 3.will feel4.relax5.work 二、1.Don’t run2.will stay, rains 3.speak, can talk with 4.will be nice 5.will be happier 三、1.will pass2.If, take 3.Go to bed, and4.Work hard, or 5.If, breathe, will feel 四、1.If you stay at the Four Star Hotel, you will save 40%.2.If you stay at the Three Star Hotel, you will save 30%. 3.If you book after December 31st, it will be too late. 4.If you want to go on the City Tour, you will have to pay 50 RMB.5.If you want to visit the Great Wall, you will have to pay 100 RMB.