Tom hid himself behind the door he rushed out to scare his mother. A. whichB. whereC. fr

问题补充：

Tom hid himself behind the door, he rushed out to scare his mother.

A. which

B. where

C. from which

D. from where

答案：

A. which

B. where

C. from which

(答案→)D. from where

解析：根据题意，前置词门后是汤姆冲出去的地方，故用where，且加介词from 从……，故选D。