—At last I’ve made it.I am on top of the world.—______
It's high time that we students ______ even harder at our lessons as the national entrance examination is coming nearer.
Although she is only 17 years old, she _________ drugs for two years.
The great success of this program has been largely _____ the support given by the 10 local business men.
He risked __________ his job to see me off.
I was ashamed _________ lied to my mother.