–Some students often fought because of small things in daily life.– So they did. It is important to learn how to with each other.
If all the plants on the earth die, _______ people _________animals will be able to live.
—__________ do you go to Dalian on business? —Never. A. How long B. How often C What time D. When
—Is there __________ in today’s newspaper? —Yes, the top news is about H7N9.
—Mum, I can’t find my new pen. —Don’t worry. It ____________in one of your pockets.
I prefer ____________ shopping to ____________ at home.