ng you at about ten o’clock,but there was no reply Oh, that was probably ________ I was seeing the doctor

Nowadays everyone is responsible for _____ a harmonious(和谐的) society in China.

To keep healthy, Professor Johnson ______ cycling as a regular form of exercise after he retired.

What does your mother look like

Our school has the parents’ meeting _____ the afternoon of October 10th, and it starts _______3p.m.