—The land in the southwest of China is in great need of .—Yes, it hasn’t rained for a long time there.A、people B、food C、water
A few students don’t know ________ they should deal with stress before________ an exam.
—How much difficulty did you have this problem? — .
—It’s dangerous to walk across the street carelessly.—You’re right. We can’t be _________ careful while crossing the street.
—Have you _________ the invitation of Lily’s birthday party?—Yes, but I won’t _________ it. I don’t have any time on that day.
— Must I finish the work now?—No, you __________. You __________ do it this evening.