Researchers found it was a change in eating habits rather than breakfast itself that induced weight loss.

5. 研究人员发现，导致体重减轻的是饮食习惯的改变，而不是早餐本身。

In China, parents frequently inform their children that snacks are unhealthy: they promote tooth decay, make individuals short and overweight, and can induce a loss of appetite for " formal" dinners if consumed in excess.

在中国，父母经常告诉他们的孩子零食不健康：它们会促进蛀牙，使人矮小和超重，如果食用过量，可能会导致对“正式”晚餐失去食欲。

Questions 21 to 25 are based on the following passage about 10 million people in the US alone from troops returning from war to students with music blasting through headphones are suffering from impairing noise induced hearing loss.

问题 21 到 25 基于以下段落，仅在美国就有大约 1000 万人，从战争归来的军队到通过耳机播放音乐的学生，正遭受由噪音引起的听力损失。