老师
1.OK, listen carefully, please. First of all, don`t come here without a teacher. That`s not allowed. Once you are in here, listen to your teacher. Do what he or she tells you to do. Follow your teacher`s instructions. Don`t touch anything unless your teache
好，请仔细听着。首先，没有老师带领不要来这里。这是不允许的，一旦进来了，要听老师吩咐。按照他（她）所告诉你们的去做。要听从老师的教导。除非老师允许，否则你们不要动任何东西。做完实验后，请把实验室清理干净，并把所有的东西放回器柜。你们都明白吗？
2.Oh, sir, I studied very hard. But our teacher asked such dumb questions.
噢.老师.我学习非常努力.都怪我们老师出这些怪题.
