By the time some scientists ____ the lost towns, they ____ an awesome historical site.
. --- Kate, what’s wrong with your pen again? There isn’t enough time.--- The ink _____ come out.
“The interest_______ be divided into five parts, according to the agreement made by both sides,” declared the judge.
--- Please don't make a noise.--- _______I'll be as quiet as a mouse.
—Turn off the TV, Jack. ____your homework now?—Mum, just ten more minutes, please.
. —What do you think we can do for our aged parents?—You ________ do anything except to be with them and be yourself.