Confronted with the complex international situation,we need a foreign policy that is more ____.

, ______ as a manager for many years,found it hard to be an ordinary clerk again

Though most people know that smoking ________ the risk of cancer, it is still hard for them to give it up.[ ]

Could you please sweep the floor—_____________. I have to do my homework.

This school is different ________ others.It has many out-of-class activities.