100 trees must before March 12.A、plantB、be plantingC、be planted
— Could you tell me something about the boy who helped you just now ?— Sorry, I know nothing about him. We are ______.
—Miss Green’s new dress looks smart. —I wonder what it was of.
—Did you find the small village yesterday ?— Yes, without any difficulty, for it has changed over years.
—I prefer speaking to listening in English learning.—Oh, really! I think you should be good at _____of them.
—Hi, Tom. Could you help me cut up the meat for dumplings?—OK, Mom. But where is the ______?