—Why are you standing there, Kangkang?—I can’t see the blackboard clearly. Two tall boys are sitting _________ me.A. behind B. next to C. in front of
—Excuse me. What did you say you would like to do, Miss White? —I said I’d better go back to the office. I ______ somebody this afternoon.
We __________ our breakfast. We __________it at school at 6:30.
The students are clever. They have no problems _____ out the math problem.
—Do the dishes,Tom, or I will tell Mom! --Mind your own_____,Mary!
I think this problem is much more difficult than that one,______?