（4） She is ____ English teacher . A. us B. our C. we
( )My birthday is _______ September.
A. in B. at C. on
( )Tree Planting Day is _______March 12th.
A. in B. on C. of
( )They are talking ______their holidays.
A. to B. with C. about
( )They want _______the city greener.
A. to make B. making C. makes
( )The people are ________in the supermarket.
A. shops B. shopC. shopping