from off 区别此句He hid the knife_____his small son.中应该填FROM OR OFF?为什么?

from off 区别此句He hid the knife_____his small son.中应该填FROM OR OFF?为什么? prevent from keep off protect from区别 fall,fall from ,fall off的区别they had fallen off high buildingsone cat fall 32 storeys.句中fall 和 fall off的区别 where is he from?he is from china.此句的划线部分是from china还是china,why? where is he from?he is from china.此句的划线部分是from china还是china where is he from? he is from china.此句的划线部分是from china还是china, why fall off 和fall from 的区别 Tom hid himself behind the door,---he rushed out to scare his mother.A.whereB.from whichCfrom where he went to bed after his father came back.同义句 he ()go to bed ()hid father came back. 10.He hid himself behind the door _______ he still could see what would happen to his classmate.A.there B.which C.from which D.from where The child hid himself behind the door,frightened,() he watched every move from the enemies.A.from which B.which C.from where D.where另： forgot to turn off the light 与He forgot turning off the light 两句的区别.意思我知道、麻烦帮我解释一下。 He hid himself behind the door from ------- he still could see what would happen to his classmate.空格中填一词,答案是where ,为什么填which不对呢? keep out,keep off与keep away from的区别 from the first 与 first off 有什么区别? fell to fell into fell from fell off的区别 separate from,separate into,separate off,separateseparate up的区别. What amazed me is how long he managed to hide it from me此句是什么从句?如何划分句子成分?