Do remember to be________. We must avoid any possible risks when doing this dangerous chemical experiment—burns, poisonous gases or cuts from broken tubes.

One’s being _______ plays an important role in building up interpersonal relations, while some rudeness will surely leave a bad impression.

The result is not very important to us，but if we do win，then so much ________.

It was becoming increasingly _________ that he could no longer look after himself.

He became inspired when he thought about helping ordinary people       to cholera.