单选题He hid himself behind&nbs

问题补充：

单选题Hehidhimselfbehindthedoor_____hestillcouldseewhatwouldhappentohisclassmates.A.thereB.whichC.from whichD.from where

答案：

D解析易错选C, from where相当于 from behind the door,而from which则相当于from the door,显然from where更合乎语境.