Betty, what are you doing now? —I’m waiting ____________ the bus. It takes me to school every morning.[ ]

It’s very important _____ us to make a plan before a new term. —Yes. You must try to make it carefully. [ ]

Who can tell me_______? —Every 15 minutes.

It’s ________ of Chen Guangbiao(陈光标) to donate 100,000,000 yuan to people in debris disaster areas(泥石流灾区) in Taiwan. I think he is one of the best philanthropists(慈善家) in the world.

____ you _____ our new music teacher?– – No.But Jack said she _______ the music room.You can find her there.