—I called you at 6 o’clock yesterday evening,but nobody answered. —I’m sorry.I________my friends download the movie Kung Fu Panda Ⅱ when the telephone rang. A.would help B.helped C.was helping
Miss Li is teaching ___________the classroom and I am sitting ________ my friend.
A. in front of; in the front ofB. behind; in the front of
C. in the front of; behind