Did you visit the Shanghai Museum?__________.A. Yes, I am. B. Yes, you did. C. Yes, I did.
Do you know how________a kite? A.make B.to make C.making
We should ________ quiet in class. A.be B.to be C.being
There are many wild animals________in the world. A.live B.lives C.living
We waste too________ water. A.any B.many C.much
________ you want to keep our planet beautiful? A.Not B.Don'tC.Can't