He served in the army in        when he was in        .

People live a hard life        .

During the May Day holiday, we stayed in a mountain village with       trees around.

—I’m going to take this summer holiday in Taiwan.
—Oh, really? Taiwan is         a beautiful island that         people in Guangdong go to visit it every year.

—“Food Safety” has become one of the hottest topics recently.
—Yeah, it receives         Internet hits(点击) a day.

The sinking accident in South Korea happened        April 16, 2014 and       people lost their lives.

Football is so exciting that        people in the world play it.

There are over         trees in my school, so the air is very fresh.

On June 2nd this year,        people celebrated the Dragon Boat Festival near the Songhua River. To our joy, there was little rubbish left.

       volunteers will give out leaflets(传单) to ask people to protect the wetlands(湿地).