The message is very important, so it is supposed_____as soon as possible

Wet umbrellas are not allowed _____ into the classroom. If there is any, then the monitor is ______ . [ ]

Since here it’s too hot for you，you may ________ go to work in a seaside city.

She was afraid __________ the dog in caseit became dangerous

― I don’t think the man enjoys his life, ______? ― No, he can’t. That poor man. [ ]