那应该会很有趣，不是吗？
That would be a lot of fun, wouldn't it?
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would英 /wʊd/|美 /wʊd/
wouldn't英 /ˈwʊdnt/|美 /ˈwʊdnt/
it英 /ɪt/|美 /ɪt/
解释
would 在主句中表示委婉推测。wouldn't it 是反意疑问句，由 wouldn't（would not 缩写）+ it 构成。陈述为肯定形式，反意部分用否定 wouldn't，代词 it 回指主语 that，语调下降，用于期待对方认同。
That would be a lot of fun, wouldn't it?
would 在主句中表示委婉推测。wouldn't it 是反意疑问句，由 wouldn't（would not 缩写）+ it 构成。陈述为肯定形式，反意部分用否定 wouldn't，代词 it 回指主语 that，语调下降，用于期待对方认同。