we must ___ to the public the simple fact that drug are dangerous.

I must be off now. My friends ________outside.

一What do you think of the UNICEF 一Great. Its programs have saved thousands of children in Africa who would have______died from lack of food or terrible diseases.

I like playing computer games, _____ I don’thave much time for it.

Chinese are not to be ______,________the situation is.