They are still working on it.中working on it次序以及词义的解释?

They are still working on it.中working on it次序以及词义的解释? they are still working on it .这个介词on是干什么的 They're still working on it.句中的working on 为什么不用成repairing 英语翻译they're still working on it.这句话中的still怎么翻译?working on 又该 No,they 're still working on it.是否可以改为：No,they're still repa We still went on working ______ cold it was. Thay are still working on it （他们还在修理呢!）怎么理解? It is raining hard.H_______,they go on working. It israining hard.H( ),they go on working. They kept on working __________ it became completely dark. You are so talented!Keep working on it! they went on working though it was dark .的同义句,谁会了,