The doctor put him on a diet after operation.这句话是否错了?operation前面为啥没冠词?

The doctor put him on a diet after operation.这句话是否错了?operation前面为啥没冠词? 英语翻译A doctor was put to take care of him She took her son,ran out of the house,and ______ him in the car,drove quickly to the doctor's .A put B to put C putting D having put这题选什么呀?我觉得是A啊 after the doctor looked him over c____ the doctor abvised him - - - -（戒烟） The doctor can do nothing__(help)him. The doctor advised him to diet He seemed to be very tired.同义句 ______that he was very tired.I ___(not suppose）that I'll trouble you again.The police___(confirm) that the victim obviously put up a good fight.The doctor said they could do nothing but ____(operate) on him at o 同义句转换：The doctor asked him to stop smoking.The doctor asked him to stop smoking.The doctor asked him to ___ ___ smoking. The doctor looked him and than told him that there was nothing woring with him. The doctor looked__ him and than told him that there was nothing woring with him I met him at ____.a.doctor b.farmer c.the farmer d.the doctor's Where is Tom?You can find him at the ()(doctor). the doctor needs operate on him 还是needs to operate? The doctor gave him something for pain.后面的for 句子翻译the doctor brought him to himself 英语翻译Samuel was ill .He went to the doctor 's .The doctor told him to put out his tongue ,and then said : OK .You can put your tongue back now .There 's nothing wrong with you ,but I'm afraid you have a problem :you don't take exercise . Bu You can’t smoke anymore.” the doctor said to him 改成间接引语答案是The doctor told him smoking