Miss Li is teaching ___________the classroom and I am sitting ________ my friend.A. in front of; in the front of B. behind; in the front of C. in the front of; behind
Thanks for _______us so much help.
--What does your mother do, Li Ming? ----__________.
Look! The students ________ basketball on the playground .
He wants to be an actor________it’s an exciting job.
-- How ' s it going ? --_________.