Sophia became ill while on holiday.

索菲娅在休假时生病了

You will become ill by it.

你会因此生病的。

Statistics indicate that depressed patients are more likely to become ill than are normal people.

统计表明抑郁的患者比正常人更可能得病。

If you go on drinking like this, you'll become ill.

如果你总是这样不停地喝酒，你会生病的。

We diminish ourselves and that's why we become ill.

我们削弱了自身的力量，这时我们才会生病。

Nine people have died and almost 700 have become ill.

该事件已导致九人死亡，近700人患病。