问题
选择题
I have ____ all my papers but I still can’t find my notes.
A．looked out
B．looked for
C．looked down
D．looked through
答案
答案：D
题目分析：句意：我已经浏览了我所有的文件，但是仍然没有找到我的记录。A. looked out 当心，B. looked for寻找，C. looked down向下看，D. looked through快速检查；浏览，所以选D。