Excuse me， could you tell me ________ I can buy something to eat？
There is a supermarket ahead．（ ）
A．howB．whatC．where
My little brother is very ，so he often makes mistakes．（ ）
A．carefulB．carelessC．care
December is the month of the year．（ ）
A．twelveB．twelvethC．twelfth
When he school，he saw his classmates playing volleyball．（ ）
A．arrivedB．got toC．reach
Our school has fifty﹣six teachers．（ ）
A．womanB．womenC．woman's
His grandparents are used in the morning．（ ）
A．to exerciseB．to exercising
C．exercise