If we can convince young people _____, they might then urge their parents and other people ____ smoking, too.

I can’t stand _____ with Jane in the same office. She just refuses ____ talking while she works.

Don’t leave her_____ outside in the rain.

Alibaba has become China’s largest online commercial company, _____ a profit of 1.47 billion yuan in 2010.

. The workers do nothing but _______ tea and talk to each other.