Barbara tried __in the door but__worked.A every of her keys;none B all of her keys;not everyone

问题描述:

Barbara tried __in the door but__worked.A every of her keys;none B all of her keys;not everyone
C :ALL OF HER KEYS ; NONE D:HER ALLKEYD; NOT ALL

A every of her keys;none为什么?她试了每一把钥匙.如果用ALL不用加OF