Are you nine ,too?A.你也是兰兰吗? B.你也9岁吗?
( )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. shop C. shopping
( )______the eve of the festival, people usually have dumplings. A. In B. On C. At