He worked on his friends to heip her.这里的work on怎么翻译?

He worked on his friends to heip her.这里的work on怎么翻译? The doctor worked to save her life.怎么翻译,这里的to是表目的还是与work构成短语 He often writes to his friends on Sunday. he often writes to his friends on Sundays.同意句 He mounted on his " cuddy," 怎么翻译 He _____(put) on his jacket and goes to work. he carried the bed on to the roof of his house.这里的on to可以点到吗 All of his 1905papers unraveled problems being worked on,这里的 He often helps people on his work He usually goes on with his work. He is going on with his work. He is talking to his friends on the phone(改为同义句) He is ___ _