He didn't know how to solve this problem.(保持句意基本不变）He (空三格) this problem.

He didn't know how he could get here he didn't know how he could get to the post office(改为同义句） he didn't know ( )( )( )( ) the pos后面是the post office 句型转换 he didn't know how he could learn chinese well he didn't know __ __ __ chinese well Peter didn't know how he could improve his English.的同义句 He didn't know -------to do?应该填how还是what?why? having been told mang times ,he still didn't know how to do they didn't know how they could do it.同义句they didn't know --------- --------- -----------it. I didn’t know He didn't know how to solve this problem.(保持句意基本不变）He (空三格) this problem. He said he didn't know it yet 怎么翻译 英语句子成分划分He didn't come.That is why he didn't know 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 __ I didn’t know how would they go to london. She didn't know how to make a telephone call Alixe didn't know how she could draw horses well.(改为简单句)Alixe didn't know how ( ) ( ) horses well 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 （ ） （ ）（ ）