To make more of other people is ___ important thing in life in the world.

Chinese PresidentHu Jintao called for an immediate cease-fire in Libya _____ an even worsehumanitarian crisis in the country at the BRICS Summit in Hainan Province.

Three years has _______ since we last _______ each other.

The temperature today is 10℃ below zero —Oh, it’s ____cold

______ many times, but he still didn’t know how to do it.