问题
选择题
She is always ready to help people in trouble because she thinks it is a_________ .
A．business
B．reward
C．pleasure
D．favor
答案
C
business为“商业，业务”；reward为“回报”；favor为“喜爱”，pleasure“愉快的事”。本题It’s a pleasure是固定搭配，指“乐于助人是一件令人愉快的事”。
