He did not know _ to do about it.A.what B.howB为什么错了?

He did not know _ to do about it.A.what B.howB为什么错了? He did not know what _______.A to eatB he can eatC he eats He did not know how to fight ,but he knocked the boxer 【 】填介词或副词 he did not know how to work out the probblemshe did not ____ _____ _____ _____out the problems he did not know how to work out the probblemshe did not ____ _____ _____ _____out the problems Mark did not know what he should do to help him.怎样改为同义句 not until he explained it to me ,did I know the truth. He did not know what he could do.同意句 Not until he left his home did he begin to know how important the family was for him为什么不是not did he begin to know how important the family was for him until he left his home. He actually did not know that you like You know the reason _ he would not agree to this scheme .空处填why 还是that 相应是...You know the reason _ he would not agree to this scheme .空处填why 还是that 相应是什么从句? We call identical twins ___.填clone.还是 cloned.He did not know ___(exact) what to do about it. I did not know he came back _ I met him in the street.(选择)A.since B when C.until D after说明理由 ---------where to go,he asked a pliceman.A.Having lost his way and not knowingB,Losing his way and did not knowC,Having lost his way and did not knowD,Lost his way and did not know是哪一个,为什么 was not it Dr wang who spoke to you just now?-------.A.i did not know he wasB yes,it was C no he was not D yes he did he doesn't know what to say =he is _ _ _ for words 语法：Not until Mr Smith came to China ___ what kind of a country she is.A.he didn't know B.he knew C.did he know D.he could know He did not know how to answer the question(改为同义句）?he ____ ____ idea ____ ____ to answer the question .