Can I have the day off tomorrow — Unless you _______ your task at hand.

Since Australia is a multicultural and unique society, it is probably hard for Chinese students to _______ it.[ ]

There is no________ that students willlisten attentively in class, if they are _____ The World Cup in South Africa atnight

Don’t take too much of the medicine;it doesyou more harm than good if you______.

As you know, the group of Eight is an organization _____the richest countries in the world.