—What is your mother going to do this Saturday?

—I’m not sure. She ______ go to see my grandmother.

A．can

B．may

C．must

D．should

编制矿山建设项目的可行性研究报告和总体设计时应当对矿山开采的安全条件进行论证。矿山建设项目的初步设计，应当编制______。

A．卫生专篇

B．劳动专篇

C．安全专篇

D．培训专篇