unit4 pygmalion 单项选择题 1.《原创》 ,the young man knocked into a tree. a deeply in thinking b deeply in thought c deep in thinking d deep in thought 《解析》形容词短语deep in sth.意为“专心；全神贯注；深陷”，在句中作状语。《答案》d 《教材原句》henry higgins and colonel pickering are sitting deep in conversation. 2.《原创》 he had known the truth? a what about b what if c how about d even if 《解析》要是他已经知道事实真相怎么办？what if ...? 意为
