Đảng cộng sản VN đổi tên bao nhiêu và lý do mỗi lần đổi tên

What point is the author trying to make by comparing the travel times of the first transcontinental railroad and the first transcontinental flight?

Which word or phrase would smooth the transition between sentence 1 and sentence 2? o "in conclusion" o "for example" o "therefore" o"because"

What do u think u might go with a bestfriend that u don’t do with everyday friends( school friends)