—How far is it from your home to the school? —Half _______ hour’s walk.A. a B. an C. the
He didn’t __________ the singing competition.
―_______ did he _______ hiccupping? ―He started hiccupping in 1922.
— _____________? —I’m sorry, I’m busy cooking. Do it yourself.
—Could you please take out the trash? —_________________.
-_____ are you going to be a math teacher? -I must study hard at math from now on.