He didn't leave until school was over .从句为什么用过去时?“UNTIL 等引导的状语从句,从句中的一般将来时要用一般现在时代替”是不是单指一般将来时?

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Hedidn''tleaveuntilschoolwasover.从句为什么用过去时?“UNTIL等引导的状语从句,从句中的一般将来时要用一般现在时代替”是不是单指一般将来时?Hedidn''tleave

He didn't leave until school was over .从句为什么用过去时?“UNTIL 等引导的状语从句,从句中的一般将来时要用一般现在时代替”是不是单指一般将来时?
He didn't leave until school was over .从句为什么用过去时?
“UNTIL 等引导的状语从句,从句中的一般将来时要用一般现在时代替”是不是单指一般将来时?

He didn't leave until school was over .从句为什么用过去时?“UNTIL 等引导的状语从句,从句中的一般将来时要用一般现在时代替”是不是单指一般将来时?
He didn't leave until school was over .前后时态要一致,如果是没发生的动作时即一般将来时,从句中的一般将来时就要用一般现在时代替

He didn't leave until school was over. 对。

因为主句用的是一般过去时,从句也用一般过去时,但是如果主句是一般将来时,从句用一般现在时。
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有不会的可以再问我:)

he commanded that the stuents _the classroom before he retureda,didn't leave b,wouldn't leave c,needn't leave d,not leave he didn't leave until he heard the bell ring.可以用ing形式吗 Didn't he leave a m____for you to tell you where he was? In such a hurry _____ that he didn’t say a single word.A.did he leave B.he left C.left he D.he did leave 要解析:For he ___A(C)___(wait) until it stopped raining.A.waited B.didn't waitA.leave B.left C.didn't leave He didn't leave here until the rain stopped.在这句话中为什么用leave 而不用left? I didn't leave there until he come back 另一种英语怎么解释?xiexie 用英文解释句子:I didn;t leave until he came back i didn't leave before he came back的同义句 He didn't leave his office an hour ago.(改为肯定句)~ 英语 Millie's father didn't leave until he saw her cross the road ------- (安全地) although he was lived with us four years,he...us much impression答案是hasn`t left为什么不是didn`t leave或者doesn`t leave Where is he now?-he is at work now snd he_______until the operation is over.答案为什么是didn't leave 与won't leave有什么区别? He didn't leave until we came back(改为同义句)He _____ ______ we came back. Kangkang didn't notice Hugh ____(leave). remember___leather shoes tomorrow!I won'tA.no to wear B.to wear C.wearingHe didn't want to leave here._______A.No,he didn't B.Yes,he didn't C.No,he did请问这两题怎么做,为什么? Where is Mike?He‘s still in the classroom.He___(leave)until his teacher comes是不是填not leaveA.not leave B.leaves C.didn’t leave D.won't leave didn't leave his office-----he finished his homework ----填() a since b until 理由也要