I want to know if I smoke here.— No, you . Could you see the sign “NO SMOKING” there?

You look upset. What’s the matter ?— I had my proposal ______ again. [ ]

The accidents of coal mines are believed______ hundreds of deaths in China so far.

In the 16-19 age group，1 of women smoke ______ 8 of men.

The survey ____ in our school last monthshows that about three percent of the students are addicted to the Internetgames.