I know how busy you must be and naturally I wouldn’t want to         too much of your time.

“           ,” he said.“Things really are not as bad as they seem to be.We still have our last chance.”

He failed to ______ himself to the new environment.

_______ the new medicine for a year and we’ll see how well it works.

She __________ an old friend of hers yesterday while she was shopping at the department store.