— What do you think of Kangkang?
— He is _______ excellent student that we all like him.
A:such
B:such an
C:so
D:so an
30×9=____ 90÷3=____ 22×4=____ 200÷4=____
55÷5=____ 3+400=____ 62-7=____ 6×700=____
0÷800=____ 42×2=____ 360÷9=____ 3×6+4=____
14 + 24 =____ 45 - 45 =____ 47 + 27 =____ 1- 56 =____