he didn't know __ waht the matter was what was the matter 请解答下到底选那个呢?晕,好无语，一般都是what the matter was 他不知道发生什么事了？不是这样的么。怎么会 what was the matter他不知道那个事是什

the man didn't know which gift he should choose.=the man didn't know __ __ __ __. 句型转换 he didn't know how he could learn chinese well he didn't know __ __ __ chinese well i didn't know he __( not take)part in the match I didn’t know what time he __ the letter.(write) He didn't know when his bag ( __) off his bike.括号里不限字数 i didn't know you __(be ) here he said he didn't speak Japanese any __(much) We didn't know what we should do next.We didn't know what __ __ next He didn't know how he could get here He said he didn't know it yet 怎么翻译 Because he didn't know how to do it,he went to her for help._____ _____how to do it,…….可否直接用Didn't know how to do it,…… .还是Not knowing how to…….Because he didn't know how to do it，he went to her for help.句型转化为 __ 英语句子成分划分He didn't come.That is why he didn't know He didn't know what to do next.He didn't know what he ____ ____ next. He didn't know what he should do.(改为简单句)He didn't know ___ ___ ___. He didn't know when he would start.(改为同义句） He didn't know （ ） （ ）（ ） 英语句型转换：He didn't see anything just now.He __ __ just now. didn't he know the sun (rise) in the east? he didn't know what to do .反义文句