阅读理解。 Tom was from Canada and he had come to New York for a holiday. One day he was not feeling well, so he asked a man of his hotel to find a doctor. The man said, 'Thomas Brown is a good doctor.' Tom said, 'Thank you very much. Is he expensive?' 'Well' the man answered, 'he always asks his patients (病人) for two dollars if they are first visit. One dollar if they are later visit.' Tom decided to save one dollar, so when he went to see the doctor, he said, 'I've come again, doctor.' For a few minutes the doctor looked at his face carefully without saying anything. Then he said, 'Everything's going as it should do. Oh, I gave you medicine last time, didn't I? Just go on with it.' 1. Tom came to New York ______. A. to see a good doctor B. for a holiday C. to feel ill D. to find a doctor 2. Doctor Thomas Brown asked for ______ for the first time. A. one dollar B. two dollars C. nothing D. three dollars 3. The doctor looked at Tom's face carefully because ______. A. he knew Tom B. he had seen Tom before C. there was something wrong with his face D. he wanted to know if Tom had been here before 4. Tom said,'I've come again, doctor.' Because he ______. A.wanted to be friendly to the doctor B.wanted to make the doctor happy C.wanted to make the doctor angry D.tried to make the doctor believe that he had been to him before 5. The doctor knew that ______. A. Tom didn't want any medicine B. he hadn't seen Tom before C. he had given Tom some medicine before D. Tom wasn't feeling ill