SEX & GENDER I'm quite grateful that people reply for my last question～～ I have to make an apologize that i miswrited "sex" to "age"... anyhow～～～what difference between SEX &GENDER? thanks again~

what the difference between AGE &GENDER? thanks very much for your reply^^

what's the difference between "undretaking " and "career"

which language do you think is more popular in the way?except English&Chinese!! I wanne learn hotel management!and become a manager in top hotel. and I'm going to learn a second language,but i am wondering which language is better for me , as well as my future career!!!

what's the difference between "endemic"& "native" endemic is expecially used with disease... what else???

brush up on & review & go over what's the difference between these three??? i know ,For example ,review the lessons...can we say go over the lessons ? or brush up on the lessons??

high society & upper class what's the difference between these two... they were translated to be the same in Chinese (上流社会) but are there any difference? thx!!!

a heavy date & an important date what's the difference between a heavy date and an important date? are they the same???

what's the difference between "almost" and "nearly"?? how to use the two word in different situation??