Whenonedoorofhappinesscloses,anotheropens;butoftenwelo...

问题详情：

 When one door of happiness closes, another opens; but often we look _____ long at the closed door ____ we do not see the one that has been opened for us.

A. so; that                 B. so; as             C. as; as             D. such; that

【回答】

知识点：词组 短语

题型：选择题