The city post office is ______ Zhong Shan Road.A. on B. in C. at
We have _____ new light.A. an B. a C. the
Where is my book ?—It’s ______the floor.A.on B. in C.at
This is _____ new classroom.A.our B.we C.us
let ′s go and have look.A.a B.an C.the
There is ______ picture on the wall.A.a B.an C.the