. hard Bill is working!-Yes. He’s the most hard-working in our class.*

We’ll be back for our school’s ____anniversary ceremony(周年校庆).—I see. That means you’ll have aget-together with your classmates in_______ years.

e think of communication, we_____ think of using things, talking face to face, writing messages and so on.

The young man used to _____to work, but he is used to______to work now.

n we heard the news that our teamhas won more than 30 gold medals Athena Olympic Games, we sang and danced _____joy