网络交往的特点有（ ）
①虚拟 ②真实 ③可靠 ④平等 ⑤自主
A：①②③
B：②③④
C：①④⑤
D：③④⑤
“四十年前会上逢，南湖泛舟语从容。济南名士知多少，君与恩铭不老松。”这是董必武同志于20世纪60年代写的一首诗，诗中“四十年前会上逢”的“会”是指（ ）
三、四两联抒发了诗人怎样的情怀？请简要分析。
①____ What's your friend's name? A．Yes, she is.
②____ Does she have long hair? B．Yes, they are.
③____ Are they good friends? C．He's short.
④____ Is your brother tall or short? D．Yes, she does.
⑤____ Is she thin? E．Liu Tong.
