单项选择题A.They want to leave a good impression.B.They fear to be laughed at by others.C.They ve got the nature through evolution.D.They take the photo for a real pair of eyes.
单项选择题A.This kind of phrases have no meaning at all.B.This kind of phrases are useless for speeches.C.It leaves the audience a question of whether to respond.D.Many audience think this kind of phrases are unnecessary.