日常问候
Hello! How are you？
I'm good, thank you! And you？
How do you do!
（It's） nice to meet you.
表达感谢
Thank you.
You're welcome.
How are you!
询问方向
Excuse me, where is the nearest subway station？
Could you please tell me how to get to [place]？
预订与询问住宿
I'd like to book a room for tonight. Do you have any vacancies？
Where are you staying？
餐厅相关
Could I see the menu, please？
I'm allergic to [allergen]. Could you recommend something？
购物
How much does this cost？
Is there a discount available？
紧急情况
I've lost my passport. What should I do？
I need a doctor. Where is the nearest hospital？
交通
Can you call a taxi for me？
Where does the train go to？
其他常用表达
Have a good time.
Good luck.
I hope nothing is wrong.
What’s the matter？
Oh, no! Is it serious？
I’m sorry for you.
Have a safe journey.
I’d like to order..., please.
Do you have any recommendations？
I'm allergic to... （比如gluten, dairy）
Where is the tourist information center？
Sorry, I'm a stranger here, too.
May I have a free city map？
May I see your passport, please？
Here is my passport / Here it is.
I will stay at Boston Hotel.
What's the purpose of your visit？
How many luggages are you checking in？
Do you have a carry on？
Can you place your baggage up here？
这些句子涵盖了旅游中可能遇到的各种场景和需求，希望对你的旅行有所帮助。