正式的英文句子

1、您好，请问您需要冰水、茶、还是咖啡(假设是早晨) Morning Sir, what would you like to have, iced water, tea or coffee？2、打扰下，我给您添点水/咖啡 Excuse me, would you like to add some water/coffee?3、请稍候，我去为您准备 One moment, please, I will go and get ready for you.看起来都是服务行业的英语，因此稍作改动。供参考。

1.Nice to meet you. What would you like, ice water, tea or coffee?2.Excuse me. Could you give me more water or coffee?3.Please wait a minute. I will prepare for you.希望可以帮到你哈！

kind of 是比较口语化的用语，可以去掉， let 也比较口语，可用allow,所以这句比较正式的是：Quantitive analysis is challenging. It allows us to to have a basic.....量化分析具有挑战性，但也培养基础的……