In my ideal school, there is a big library________lots of _______ books.

Rather than discuss all of these questions ________, we focus on a few of them[ ]

There is no doubt，in my opinion， ________matters is not the speed，but the quality of the product.

－Don’t smoke here,please. It’s No-smoking area.－ .

If he starts talking about his past, you will never___ from him.