Taking regular exercise and eating a balanced diet are two important keys ________ good health.
Having ________ exercise every day will do great good to your health.
—Does the young man standing there________ the company?—No.The company is________ his father.
In most countries, a university degree can give you flying start in life.
—I passed the college entrance exams.—________.
________I know,Mike has no interest in the novel you wrote.