How old is he? I don't know （变为同义句）I don't know ____ ____

I don't know how old he is.(改为同义句） I have__ __how old he is. 情问：I don't know --------怎么填?（A.he is how old B.is he how old C.how old is he D.how old he is)能说一下相应的语法知识,并举一个例子吗? I don't know how old he is 同义句转换 How old is he? I don't know （变为同义句）I don't know ____ ____ How old is Jack?I think_____(he is)12.填空 I don't know __ .A.where does he come from B.what is his name C.how old he is D.when will he leave选什么? (How old is he/she? How old is he/she? I don not konw how ols he is 是什么句型 I don't like Mr.Green,because he is an old man 这里的an old 30个初二英语选择题答案（前十个为图片）( )11.—I don’t know ___he did it.—I’ll show you.A.how B.what C.why D.what ( )12.—I want to know _____ he is .—He is ten years old.A.how much B.how old C.how long D.how many ( )13.— how old is he?he is nine.中文how old is he?he is nine.中文翻译. 英语 非谓语动词 急1．The old man is so old that he can’t work.The old man is too old .2.I don’t know how I can get to the TV factory.I don’t know to the TV factory.3.Mr.Green went back to England for a holiday.Mr.Green went back to Eng 将下列从句改写为非谓语动词形式.The old man is so old that he can't work.The old man is too old () ().I don't know how I can get to do the TV factory.I don't know () () () to the TV factory.It took him two hours to do the wo How old are you?Oh ,I don not want you to () .It is a secret,haha i don't know how old she is ,but she_____ be over 40 how old is she/he?怎么回答? How'old-is·-He/she?