In Numbers^x, Invitations^x, Conversations^x

Inchoateknowledge wrote: Yong, Slightly formal means it is slightly more frequent that this construction appears in formal speech than in informal one. Why did you think it is more like informal to say number has I had the impression that 'formal' is more correct, while 'informal' means that...

For upper intermediate businessmen I use almost exclusively found news articles from the newspaper or magazine. If you let him choose the article from his newspaper or magazine, it ensures that outside of class, he (1) buys and reads or at least browses through one English language periodical...