It was sad that coffee___in Zfrica a long,long time ago.A di

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It was sad that coffee___in Zfrica a long,long time ago.A discovered B invented
It was sad that coffee___in Zfrica a long,long time ago.A discovered B invented C was invented D was discovered

C,咖啡是被发明出来的,discovered 表示已经存在的东西被人发现,invented 表示原来不存在这件东西而被人创造出来

that was a long time ago,wasn't it?应该怎么回答, A long time ago that was a long time ago 帮忙分析下句型~,是不是a long time 做表语,ago做tim that was a long time ago,wasn`t it?不懂后面那个wasn`t it,这是一种什么句式? She was so sad that she was s____ for a long time. Long long ago there lived a king.He was not an artist and di As a long long time ago.. A long long time ago 歌词 long a was time there ago a farmer , there was a farmer a long time ago 否定句 a long time ago,there was a queen.翻译 It was quite a long time