第2个回答 2007-09-14
上面这位仁兄回答得还全面,我补充一点:one after another: shall we cross the road one after another,otherwise it will be very dangerous.
in the order of: let's do it in the order from you to him.
let's do it in the order that begins from you to him.
one by one:please answer this question one by one!
take turns: there are so many students,so we 'd better take turns to solve it !