George would certainly have attended the proceedings，———A had he not had a flat tireB had the tire no flattened itselfC if the flat tire hadn't happened可以说说为什么不选C吗？
If the weather had been more comfortable, the crops would be growing still better.If the weather had been more comfortable, the crops would grow still better.老师，以上同为虚拟语气，但两个句子的区别是什么？
The bottom four slots are occupied by countries that are both in a dire state and offer passports that do not easily allow their citizens an escape. 这里the bottom four slots. 为什么是形容词在前面，不应该是数词在前面嘛？the four bottom slots.
However, this was
only the case when participants watched the films with the curtain between them
open.这句话最后的between
them 还有open都是修饰curtain的吧？with加名词用法？
In those early years writers frequently discussed the effects of television on family life. However, a curious myopia afflicted those early observers: almost without exception they regarded television as a favorable, beneficial, indeed, wondrous influence upon the family.请问上文中的a curious ...
Sometime in the early
1960s, a significant thing happened in Sydney, Australia. The city discovered
its harbor. Then, one after another, Sydney discovered lots of things that were
just sort of there — broad parks,
superb beaches, and a culturally diverse population. But it is the harbor that
makes...
...也让人困惑。 3） It takes sb. some time to do sth. 结构中，是否可以加入for, 即，It takes sb. for some time to do sth. 4）breathe fresh air 与 breathe in fresh air是否有区别？前者是“呼吸（吸进和吸入）...
...和方式状语从句。例句：You will be happy wherever you go during the trip.(此处为地点状语从句 非让步状语从句）I will finish the task as the professor shows me tomorrow.(明明是将来展示 为何要说shows）此外要说客观事实的话，那这句话拿出来The profe...
...时的正确性，请老师指教 Peru’s culture ministry says the cat wasn’t seen before because it’s on a very steep hill. The picture had almost disappeared because of erosion. Parts of the drawing were worn away by natural forces, such as wind and water. The drawing has been cle...