单项选择题
A．The Human Sense of Smell B．Dogs Have Poor Eyesight C．Sense of Smell D．Dogs Have Excellent Sense of Smell
A．Twice as many. B．Three times as many. C．Half as many. D．About the sam
A．Don’t judge a person only by his behavior. B．People need understanding. C．Conditions can change a man. D．Anyone has his strongpoints (优点) and shortcomings.