重点讲解：
1. back talk
n.<口>回嘴，顶嘴（尤指对上级或长辈的顶撞），反唇相讥；
eg. He told the boy that he would tolerate no back talk form children.
他对那个男孩子说他不能容忍小孩的顶嘴。
eg. Don't talk back. Listen to what your father says.
不要顶嘴，听你父亲讲。
2. all set
<美俚>准备就绪；
eg. I was all set to leave the house when the telephone rang.
我正准备离家外出，这时电话铃响了。
eg. Our plans for the trip are all set.
我们旅行的准备工作都做好了。
3. so+be+sb.
这看法适用于某人；某人也是；
eg. If he is guilty, then by inference so is she.
如果他有罪，可以推断出她也有罪。
eg. Do not eat the bread of the stingy; do not desire their delicacies; for like a hair in the throat, so are they.
不要吃恶眼人的饭，也不要贪他的美味。因为他心怎么思量，他为人就是怎样。
eg. As is the father, so is the son.
有什么样的父亲，就有什么样的儿子。