英语中各种各样的条件句(10)

如果莎拉在生日聚会上迟到，那会毁了惊喜的。
与过去相反：
If the fire were to have destroyed the building, it would have been a tragic cultural loss.
如果火灾摧毁了这座建筑，那将是一场悲惨的文化损失。
If the dam were to have burst, the entiretown would have been destroyed.
如果大坝决口，整个城镇都会被毁。
If Sarah were to have failed the final test, she would have lost her scholarship.
如果萨拉期末考试不及格，她就会失去奖学金。
were 主语 to:
Were the economy to slow down too quickly, there would be major problems.
如果经济增速过快放缓，就会出现重大问题。
Were we to give up the fight now, it would mean the end of democracy in our country.
如果我们现在放弃斗争，那就意味着我国民主的终结。
4. as as long as，so long as，only if，on condition that，providing (that)， provided (that)，表示对一种情况施加特定的条件或限制，其中 as long as 在口语中更常见，而 so long as 和 on condition that 在写作中更常见，例如：
as long as:
You can play in the living room as long as you don’t make a mess.
你可以在客厅里玩，只要你不弄乱。
so long as:
So long as a tiger standsstill, it is invisible in the jungle.
只要老虎站着不动，它在丛林里就看不见了。