问题
选择题
When I came in, I saw her sitting in the sofa ______ in thought.
A．to lose
B．losing
C．lost
D．being lost
答案
答案：C
题目分析：考查非谓语动词。当我进来时，我看到他做在沙发上陷入沉思。Be lost in thought ,陷入沉思，分词做状语故选C项。
考点 非谓语动词。
搜题请搜索小程序“爱下问搜题”