—Shall we go out for a walk?—Sorry, I can’t. I _____ my homework.A. do B. was doing C. am doing
---________ fine day! Let’s go hiking together. ---Good idea!
---What do you think of the twin sisters?---They are quite different. One is outgoing, __________ is very serious.
The old man __________ eats junk food, does he?
-- Mom, when shall we go to Weifang Museum this weekend?-- Oh, sorry. I'm going to Beijing for a meeting. ___Saturday __ Sunday is OK.
Girl students in some schools are not allowed______ long hair.