Unit 2 The Olympic Games
语法探究
The Future Passive Voice
被动语态的基本构成是”be + 过去分 词”，各种时态通 过be表现出来。一般将来时态的被动语态有下列几种形式：
1. shall/will be done
Will those old buildings be pulled down next week?那些古建筑物是在下周拆除吗？
2. be going to be done
The letter is going to be typed and sent off immediately.这封信将立即打好并发出。
3. be to be done
I have come to your time to find out about the present day Olympic Games becau
