英语翻译The boy（）these difficult problems by himself

英语翻译The boy（）these difficult problems by himself The little boy had to go there by himself. the boy is c____ by the difficult problem. 英语翻译The interesting question is how these intrinsic problems The boy never finishes the work by himself.改为反意疑问句 the boy could carry the heavy bag upstairs by himself (同义句转换 英语翻译1.In these unusually difficult circumstances,the people he can solve the problem by himself (对by himself提问?） 英语翻译Conclusions:Our data illustrated the problems caused by The boy had gone back home all by himself.____,his parents w The boy came to see Tom every day and enjoyed himself by ___ don't _____the boy to cross the street by himself(make get h