1. It's up to you.
由你决定。
2. I envy you.
我羡慕你。
3. How can I get in touch with you?
我怎样才能够联系到你？
4. Where can I wash my hands?
请问洗手间在哪里？
5. What's the weather like today?
今天天气如何？
6. Where are you headed ?
你要到哪里去？
7. I wasn't born yesterday.
我又不是三岁小孩。
8. What do you do for relaxation?
你做什么消遣？
9. It's a small world.
世界真小！
10. It's my treat this time.
这次我请客！
