一般而言，Internet防火墙建立在一个网络的()。
A、内部网络与外部网络的交叉点A
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Whataniceday!Howaboutthethreeofus_____awalkintheparknearby.
John'sscoreonthetestisthehighestintheclass;（）helastnight.
Underthis（）pressuresomeoftherocksevenbecameliquid.
Hewasalmostasleep,____withallthishardwork.
Thereasonthathispropertywasconfiscatedbythecountry,it____,wasthathewasinvolvedinalotoffraudulentactivitiesduringthewar.
