根据汉语提示完成句子 __________ __________ __________ __________ __________ __________ (为了不落后),he studies harder than be-fore. You can go out to play __________ __________ __________ (只要)you stay in the back yard. I'm sure the training __________ __________ __________ __________ __________ __________ __________ (将使你找到一份工作). __________ __________ __________(人们相信)a balanceddiet is useful to us. You are too fat. Don't eat food __________ __________ (富含)fat.