C:All right everyone. Pipe down! Class has gegun!
安静下来，开始上课了
A:Oh no, I'm up the creek without a paddle.
天哪，我没办法了。
B:Why?
A:I'm supposed to give a presentation today. I clean forgot about it.
B:Yeah ,you're definitely in a pickle.
额，你真的完蛋了！
C: Mondy. I see you'er practicing your presentation. Why don't you come up here?
be in deep （with sth） 陷入（某事的）麻烦
against the clock 争锋多秒
come up to sb 向某人走近
