One of our rules is that every student ________ wear school uniform while at school.[ ]

How did you go home after the party last night?— Well, there were no buses________we had to walk[ ]

I stared into the blackness and wondered if he was as aware of my presence as I.

The first thing ______ I am going to do this evening is to go to sleep.

Playing on a frozen sports field sounds like a lot of fun Isn’t it risky, ______?