retain vs. maintain vs. remain what's the difference between this words? for example, some concerns still maintain? Thanks.

Do people in India enjoy the Thanksgiving Day? Do people in India enjoy the Thanksgiving Day?

Do spanish or people in Europe enjoy the Thanksgiving Day? Do spanish or people in Europe enjoy the Thanksgiving Day?

What's the difference between Analytics and analysis? What's the difference between Analytics and analysis? Thanks in advance.

midnight is 0:00 or 24:00.? For example, the midnight of 2015.08.17 is referred to the 0:00 of 2015.08.17 or 0:00 of 2015.08.18? Thank you.

difference between "be noticed that" and " note that" what's the difference between "be noticed that" and " note that"? eg. in a mail, you ask the receiver to remenber bringing something. we could say "please note that", how about " please be noticed that"

端午节怎么说，特别是在新加坡或者马来西亚。 有个新加坡的朋友说，不叫dragon boat festival. 总得有个英文名字吧？应该怎么说。谢谢。

“建议提供一个A，但是A不是必须的（强制性的）”，用英语怎么说？ “建议提供一个A，但是A不是必须的（强制性的）”，用英语怎么说？

what's the meaning of "Pre-emptive counter attack (home forces attacked first)" I read an articla about jargons. There is an example "Pre-emptive counter attack (home forces attacked first)". It means "Pre-emptive counter attack" is the jargon, and the " (home forces attacked first)" is the original meaning. But what is the meaning of both. Please help me, and thanks in advance.