-Can you help me my math homework, Miss Zhang? -OK. Come to my house Sunday morning.A. with; in B. do; at C. to do; on
If there aren’t so many cars, our air would be much ____.
Why _____ to bed early?
---What do you think of this schoolbag? --- Oh, it looks _____.
How many words have you learned_____ you began to learn English?
--- ____ to Jinan? --- Yes. She went there last year.