Mum, must I wash the dishes right now?—No, you ____.

Beer is the most popular drink among male drinkers, _____ overall consumption issignificantly higher than that of women.

I saw you come to school by bus this morning — Oh, I ______ come to school by bus, but it is raining today.

English is ________ useful language so that most people speak it as ________ second language.

I only know we will have a League meeting, but I have no idea when _________ it．