Has MrBlack decided not to take part in the party? —YesBut the reason______he refused the invitation is not clear

Are you clear about the job of a policeman, Ben—Yes, to keep people ________ and the society in good order.

Any news about the fire?— Nearly 20 people ______ from the burning building by now

You should________any opportunities you have to practise English.

This article may shock some sensitive readers, _____Ioffer my apologies in advance.