1. How nice the bananas are.
这些香蕉多好啊!
2. Her father used to be a doctor.
她父亲以前是名医生。
3. Tom has gone to the market with his younger sister.
汤姆和他妹妹去市场了。
4. It's polite to get on the bus one by one.
排队上公交车是礼貌的行为。
5. They were flying a kite when I got there.
我到那里时他们正在放风筝。