1.This passage may be intended for __________.A.school teachersB.wouldbe actors or actressesC.those whose work involves public speechesD.social workers2.People often feel shy to speak in public if _________.A.they are younger than the audiencesB.their subjects are not interesting enoughC.they are female and not prettyD.they have some physical defects3.Social attractiveness can be improved by ________.A.your humorous way of talkingB.good manners and dressing neatlyC.a good opening statementD.choosing a good topic4.According to the passage，which of the following statement is true?A.Natural beauty is necessary for a public speaker.B.The audience won’t concentrate on your features throughout your speech.C.Age and sex can decide whether your speech will be a successful one.D.The audience can usually foresee what you’ll say from your racial background.