请将He must lock his car改成现在完成时如题,请不要乱回答.

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请将He must lock his car改成现在完成时如题,请不要乱回答.
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请将He must lock his car改成现在完成时如题,请不要乱回答.
请将He must lock his car改成现在完成时
如题,请不要乱回答.

请将He must lock his car改成现在完成时如题,请不要乱回答.
he has been locked his car

He must be locking his car now

he must have locked his car

he has locked his car

must 没有完成时,所以换成have to 形式。然后就是 he has had to lock his car.

请将He must lock his car改成现在完成时如题,请不要乱回答. All the afternoon he worked in his study with the door .  A.to lock B.locking C.locked D.lock he spent all the morning ——in his study A.locking B.locked C.to lock D.lock 这里为什么选B? He can't find his key.He ---------- them.A.must lost B.must have been lost C.must have lost please make sure youPlease make sure you _________ the door before leaving the room.A.lock B.will lock C.should lock D.must lock选什么?为什么? c#lock 与 lock 区别 his h() hurts. so he must stay in bed. the child has a bad c() he must __(finish)his homework first. he must change his dietchange changes? Our teacher must be in his office,A mustn't he B can't he C isn't he D must 请帮忙翻译:Lock pressure must be 100bar or more below the unlock pressure. 请从语法角度加以说明~(1)39.the medicine ________cool,clean and dry.A.must keep B.must be kept C.must be carried D.must be in49.________ his stamps he has collected are from Canada .A.two hundreds B.hundred of C.two hundred of D.two hund He must be in his room now ,_____?A.mustn't B.isn't he请注明原因,3Q Lock it 请告知, _____ by his accent,he must be from Southwest China.(A) Judged(B) Judging并请说明理由 He _____from his seat and said that something must be done to ____people’s living standards.A.rose;raise B.rose;rise C.raised;raise D.raise;rise 这个选哪个?为什么?知道的请告诉我一声 His bike is broken.He walk to school.A.must B.have to C.has to D.has His bike is broken.So he-------walk to schoola must b may c can d has to