单项选择题
A．The Sun’s Heat B．Pressure C．Atmosphere D．Why Do Winds Blow
A．travel to seaside B．pass the public exam C．be taken care of by the family you have chosen D．join in TV programme
A．lying is an age-old human problem B．dishonesty increases as people get older C．people were dishonest in the 18th century D．it is social conditions that make people tell lies