那本旧书上的灰尘让我打了个喷嚏。
The dust in the old book made me ___sneeze.
生病时,我们往往会更频繁地打喷嚏。
When sick, we tend to ___sneeze more often.
打喷嚏时捂住鼻子是礼貌的。
It's polite to cover your nose when you ___sneeze.