Bill is ill. Do you know what’s the matter with him.—Poor boy. His illness is the _______ of eating unhealthy food.

Hurry up, or you ________catch the train..

g up ,I saw his eyes ___on me in curiosity.

anghai, the Expo presents anopportunity for the city to make a global impact, _______ the way the BeijingOlympics put the capital in the spotlight in 2008

ployment and crime are high, it can be assumed that the latter is due tothe former