培训冲刺高三

No one goes through life without getting ill.没有人一生从不生病的。

We usually think of illness as a bad thing.我们总认为生病是件坏事。

Sometimes, though, it is necessary to be ill, especially when we are young.有时，生病是必须的，特别是小时候。

That’s because we need to build up immunity against disease and sickness.那是因为我们必须建立起抵御病毒和疾病的免疫力。

Most children will get measles and mumps etc. when they are quite young.大多数孩子小的时候会出疹子，得腮腺炎。