She is a kind­hearted woman and oftenhas________mercy________people who are in trouble.

Look at those students. ______ hard-working they are!

Have you ever heard of Cao Wenxuan, a writer from Jiangsu—Of course. _________, he is a good friend of my father’s.

Language has always been —— as the phrase goes —— themirror to society. English is no ______

Only two of the students worked the mathsproblem out correctly. ______ all did it wrong.