However, at times this balance in nature is disturbed, ____ a number of possibly unforeseen effects.
—Do you know anything about British history? —______________. I have no interest in it.
Going out is __________good means of relaxation. Would you like to go to __________park with me in the afternoon?
Shortly after the earthquake, many people hurried to the hospital to __________their blood.
—You seem to be fond of classical music. —_______________. As a matter of fact, I like jazz music better.
_____________ parents say and do has a life-long effect on their children.