Mrs. Green go to hospital, but now she is in good health.
- A.has to
- B.needs to
- C.used to
- D.ought to
答案
正确答案:C
知识点:动词短语

have to“不得不”;need to“需要”;used to“过去常常”;ought to“应该”。根据语境,此题的句意应是:虽然格林太太过去常常去医院,但是现在她身体很好。故选C。

略
