We’ll have a basketball game with Class5 on ________—Come on! You are the best.

The buses, most of _______ were already full, were surrounded by an angry crowd

How long do you think it will be _______ the USA recovers from the losses of the financial crisis?— Perhaps four or five years

The fact that so many people still smoke in public place ___that we may need nationwide campaign to raise awareness of the risks of smoking.

This has focused the world’s attention on the polar regions, whose ice is melting at a(n)________ rate.[ ]