it 指代 a level 意味着,两者都是同一个东西。但是此处明显是两个不同时间的level。不是同一个东西
If条件从句 的谓语用虚拟语气,主语谓语也要用虚拟语气。 (1) 表示与现在事实相反 If they were here, they would help you.如果他们现在在这,他们就能帮你了。 (2) 表示与过去事实相反 If he had come yesterday, I should/would have told him about it.如果他昨天来了,我昨天就会告诉他这些。 (3) 表示与将来的事实相反(对未来的假想): If you (should) succeed, everything would be all right.
If A happens, B will happen.句型是GMAT当中的一种常见结构。但是,当出现If A happens, B happens.句型时,读者不要轻易认为这种句子就是错误的 还原成a level which will be higher than "the level was high in 1990"
前半句是一般现在时,所以后面要么用将来时,要么也是一般现在时,只有当前面是过去时,后面才可以用过去将来时
would虚拟语气表示不太可能发生的事情 。这里简单的主将从现
为什么不用would,因为前面说的是if current trends continue,那表示写这句话的时候是在2010年之前。 所以应该排除would,而用will
:If A happens, B will happen.
you need 'will', not 'would'. 'would' is used if the hypothetical is in the past tense, while 'will' (future tense) is used if the hypothetical is in the present tense (as is the case here). 这是ron的解释,*困惑先存档一下* 曼哈顿中只有虚拟语气采用would,对将来:If amy ate the pizza then she would become ill那么题中continue是一般现在时态 直接排除would 不知道这样可不可以
真实条件句的2种结构 1)if x happens, y happens. if the temperature drops zero, the water freezes. 客观事实 2) 条件句中用的是一般现在时,但主句用一般将来时 if it rains tomorrow, i will stay at home.
1、比较时最好不出现it,因为它指代了前面出现过的事务,最好用that并修饰(of,in等等);但是如果没得选,it被视为轻错========================================2、If A happens, B will happen.句型是GMAT当中的一种常见结构。但是,当出现If A happens, B happens.句型时-------------------------------------------------------------------------------------------------------------------不用would-------虚拟语气的应用: If条件从句 的谓语用虚拟语气,主语谓语也要用虚拟语气。 (1) 表示与现在事实相反 If they were here, they would help you.如果他们现在在这,他们就能帮你了。 (2) 表示与过去事实相反 If he had come yesterday, I should/would have told him about it.如果他昨天来了,我昨天就会告诉他这些。 (3) 表示与将来的事实相反(对未来的假想): If you (should) succeed, everything would be all right.
would虚拟语气表示不太可能发生的事情
把网站装进口袋
随时随地练习