Not until Tom got off the bus his mobile phone missing.A. did he findB. he foundC. didn’

问题补充：

Not until Tom got off the bus his mobile phone missing.

A. did he find

B. he found

C. didn’t he find

D. he didn’t find

答案：

(答案→)A. did he find

B. he found

C. didn’t he find

D. he didn’t find

解析：考查倒装句：直到汤姆下车以后才发现手机没了。not until........ 直到....才.....的句型，以否定词not until开头的英语句子，后面主句一定要用到装：即把助动词提前+动词，选A。