— I hear you have got an opportunity at the children’s hospital.
— Yes, I love children and it will be a good experience for me.
A. to volunteer
B. helping
C. volunteering
D. to teach
网友回答
(答案→)A. to volunteer
B. helping
C. volunteering
D. to teach
解析：动词不定式做宾语补足语，从下文开看D选项语义不符，所以选A。