问答题
There has been a recent trend in the food service industry toward lower fat content and less salt. This trend, which was started by the medical community（医学界）____38____a method of fighting heart disease, has had some unintended side____39____(effect) such as overweight and heart disease—the very thing the medical community was trying to fight.
Fat and salt are very important parts of adiet. They are required____40____ (process) the food that we eat, torecover from injury and for several other bodily functions. When fat and salt____41____ (remove) from food, the food tastes as if is missing something. As____42____ result, people will eat more food to try tomake up for that something missing. Even____43____ (bad), the amount of fast food that people eat goesup. Fast food ____44____ (be) full of fat and salt; by____45____(eat) more fast food people will get more saltand fat than they need in their diet.
Having enough fat and salt in your meals willreduce the urge to snack(吃点心) between meals and will improve the taste of your food. However, be____46____ (care) not to go to extremes. Like anything,it is possible to have too much of both,____47____ is not good for the health.