问题
选择题
--- The two old friends were busy with each other the time.
--- Yes. They haven’t met for long.
A．too, to talk; to forget
B．too, talking; to forget
C．so, to talk; that they forgot
D．so, talking; that they forgot
答案
答案：D
题目分析：短语too……to太……而不能；so……that如此……以至于；be busy doing忙着做某事。句意：这两个老朋友是如此忙着和彼此聊天，以至于他们忘记了时间。结合语境可知选D。
点评：固定短语的考查也是英语考查的一个重点，熟记这些短语结构及固定搭配可以减少答题中的分析判断时间，所以平时加强短语记忆也是学好英语的关键环节。
