—Can I wear any clothes I like to school?—No, you can’t. You ___ wear a uniform.

— Who has done that again? — _______ you ask? Little Tom, of course!

My sister met him at the cinema yesterday afternoon, so he       your lecture.

 -Will the book I ordered arrive in time? -lt _______, if there is no traffic jam.

It has been announced that students         remain in their seats until all the papers have been collected.