— There is a smile on Miss Gao’s face. She must be _______ with Sam’s work.— I think so. No one did as__ as him in our class.
—Could I your iPad, Alice?—Of course. Here you are.
—I have a fever and a headache.— .
——Do you know _______? ——I’m not sure. Maybe an artist.
. —It was crazy _________ you to let such a young girl drive your car.—I agree with you. It's impossible ______ the girl to do it.
If all the plants on the earth die, _______ people _________animals will be able to live.