Do you have lunch _____________ 12: 00? [ ]
A. at
B. in
C. on
答案：A
The new car there ______ to my sister.
A．belongs
B．is belonging
C．is belonged
D．was belonged
[(7/16-1/4)÷1/2+15/16]×8/9的值是( )。
A．7/6
B．3/4
C．2/13
D．3/5
