A salad, diet drink, and a hot fudge sundae make a balanced lunch.

调料，饮食习惯喝，一个热点fudgesundae作均衡的午餐。

It’s better to write, ‘I will reward myself with one hot-fudge sundae per month if I average three workouts per week.’

这样写比较好，‘如果平均每周能进行三次运动，我将每月奖励自己一只巧克力奶油圣代。’