✔ 最佳答案
In fact, there are so much contaminated food, and we cannot avoid not eating them, so to keep ourselves safe, we can only do is to:
1. We should first pay attention to news in order to raise our awarenesses to contaminated food.
2. We should try not to eat them (but it is very difficult to do so).
3. We should eat other substitues, for example, food A has poisons and we should eat food B (but it is also very difficult to do so!)
3. We should take care of ourselves. For example, we should eat more vegetables and fruits and drink enough water, which contains luxuriant nutrients and minerals to keep ourselves healthier. But we shouldn't take too much medicines which are said to be good for us because there are always negative effects.
4. We should go to clinic if we are sick.