_____the problem of land erosion getting more serious, the government is searching for a way to deal with it.
A person may oftenthe various stages of sadness, shock, anger, and so on.
Tom helped us settle down in this new city,is very kind of him.
John thought it wouldn’t be longhe was ready for his new job.
—I am going to America. —how longyouthere?
Last Sunday, Mr. Green asked Lilyshe had written to her mother.