It was during the Ming Dynasty ________ the Great Wall was repaired and extended to take on the appearance it has today.
Among the reporters first work about college students’ life sells pretty well. He’s busy talking with them.
You ______have written such a long article. The teacher said 100 words would be enough.A. mustn’t B needn’t C couldn’t D. wouldn’t
— Is there any possible way to help the children get rid of such a bad habit?— To be honest, it’s very hard, but we ______on this problem.
— How are they getting on with their work? — Everything goes well as ______.
Along with the letter was his promise ___ he was free he would visit me the coming month.