Lin Dan won the first prize in the Beijing Olympics, which helped him gain the ____ of the world.

 If what you are teaching doesn’t _____ to your students, your students will gradually lose interest in it.

—Hello, I’d like to speak to Henry. —Oh, which _______? There are two ______ in our office.

A few _____ looked at him curiously when he suddenly stopped and burst out crying. 

The____of the Itaipu Dam took 30 000 people seven years.