If you find my book, please call me ______ 31397671. A. in B. at C. for
This is your pencil. ________ is over there, on the desk.
Doing morning exercises is good ________ our health.
He is going to study hard at math. He wants to be ________ engineer.
--There are forty-eight students in our class. --___________.
--_____he have English ____Thursday? --Yes!