[简答]  二、阅读理解：阅读下面的对话，选择合适的内容将对话补充完整。（操作提示：将代表正确答案的选项“A”、“B”等输入答案框即可。）MaryJohnson:Goodmorning,Mr.Liu!Howgoodtoseeyou!Haveyouhadanicejourney?LiuHua:Mary:MayIintroduceanoldfriendofminetoyou?TonySmithisanarchitectandhasaspecialinterestinbridgedesign.TonySmith:LiuHua:Howdoyoudo?Mr.Smith.Nicetomeetyou.Tony:Nicetoseeyou,too.Iknow,youarethedesignleaderoftheIsland&TunnelProjectoftheHongKong-Zhuhai-MacaoBridge.It’smyhonortomeetyouhere.LiuHua:Tony:Itissaidthatthebridgeisthelongestcross-seabridgeintheworld.Howlongisit?LiuHua:Sure.Youknow,thisbridgeconnectsHongKong,ZhuhaiandMacau.Ithasatotallengthof 49.968km,ofwhich35.578kmwillbebuiltoverthesea.Tony:Mary:Itsoundsfantastic.Ialsowanttoseeitwhenit’sfinished.LiuHua:Noproblem,youarewelcome!Mary:Nowwe’llsendyoutothehotelandyoucantakearestthere.We’llhaveameetingonbridgedesigntomorrowmorning.LiuHua:Tony:You’rewelcome.A.Howdoyoudo?Mr.Liu.B.That’sgreat!IhopesomedayIcanwitnesssuchamiracle!C.Thankyouverymuchforyourhelp.D.Gladtoseeyou,too,Mary.Indeed,it’sbeenaverynicejourney.E.Thankyouverymuch.