The doctor asks the girl

网友回答

C.to do表目的.
======以下答案可供参考======
供参考答案1:
A，ask sb do sth
供参考答案2:
ask sb to do sth 所以选C
供参考答案3:
C. to open
ask sb to do sth叫某人做某事
ask sb not to do sth 叫某人不要做某事
供参考答案4:
c....ask sb to do sth