It’s ________ of Chen Guangbiao(陈光标) to donate 100,000,000 yuan to people in debris disaster areas(泥石流灾区) in Taiwan. I think he is one of the best philanthropists(慈善家) in the world.

As we know, water is very important ______ us. [ ]

____________of the news reports _________written in English on the Internet.

My brother and I have a box______ many school things_______it.[ ]

The river smells so terrible! How did it come about?—People used to pour dirty water into it.