1. (2021高三上·浙江月考) 听材料，回答问题。

1. （1） What is the man's problem?

   A . He needs a new toothbrush. B . He wants specific toothpaste. C . He needs to get his toothache cured.
3. （2） What aspect of the procedure is the man worried about?

   A . The time. B . The money. C . The feeling.
5. （3） Who is the woman?

   A . A nurse. B . A dentist. C . A patient.