Confucius once said ,“Everything has beauty, ___________not everyonesees it. ”A. but B. or C. and
---________? ---I failed the exam.
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?