made Li Ming so happy, Mr. Zhang— ______.

drew taught his students how to develop thebasic skills in the physics class, ______ everything through jokes andexperiments.

I have a good time on the Open Day in your school. — , Mum.

Could you tell me _____________—Every four years. The 24th will take place in China in 2022.

To the great ______ of the young writer, his first book sells well after it was published in May.