Test takers _______ remain in their seats until all the exam papers have been collected.
— Oh no! We’re too late. The train _______. — That’s Ok. We’ll catch the next train to London.
Mark needs to learn Chinese _______ his company is opening a branch in Beijing.
The room is empty except for a bookshelf _____ in one corner.
I didn’t think I’d like the movie, but actually it _____ pretty good.
-How far can you run without stopping? -. I've never tried.