______ students up to 2, 000 , the school has built another laboratory.
She won’t leave the TV set, ____ her husband is waiting for his supper.
— ____ makes her different from the other students? — Honesty, I think.
He went home for lunch ____ the clock struck twelve.
19. Is this the very factory ____ he visited last month?
The first thing ____ you should do is to learn all the new words by heart.