第三单元请问b节(1a-1e)课件(人民教育新目标版)在哪里

Language points
 convenient  adj.  便利的；方面的
Online shopping is both cheap and convenient.
    网上购物既便宜又方便。
The family thought it was more convenient to eat in the kitchen.    
    这家人认为在厨房吃饭更方便。
Internet makes it convenient for us to get in touch with each other.
     互联网使得我们相互联系方便了。
be convenient for / to sb.  对某人来说方便
  It is not convenient for me to ring him up.
      我现在不方便给他打电话。
    在你方便的时候请来看我们。
误: Please come to see us when you are
      convenient.
正: Please come to see us when it is convenient
       for you.
2. corner   n.  拐角；角落
She waved to me as she turned the corner.
    她拐弯时向我挥了挥手。
There\’s a grocer\’s at the corner of the
  street.
   在街道的转弯处有一个食品杂货店。
The news soon spread to the farthest corner.
    消息很快传到最远的角落。