The teacher tells us that __ careful we are, __mistakes we will make.

Mr. Smith will pay a visit to Beijing this autumn, ________ we will enjoy the Olympic Games in 2008.

The humans are destroying nature day by day,__________of course,will cause severe punishment from it sooner or later.

Excuse me, Mum. When can we have dinner —Not until it inhalf an hour.

What under your bed,Nick—-Oh,where is my basketball,Dad