___is human nature that people don’t cherish the things they have until
they lose it.A. It B. Such C. That
D. What参考答案选择B项。请问老师们,能不能选择A项,把it作为形式主语,并将that分句分析成主语从句?
Their differences, and perhaps even more importantly, their similarities, provide a lens through which to view the differing fortunes of both countries.
•If it rained/were to rain/should rain tomorrow, we would put off the
sports meet.这句话的真实条件句应该是If it rains tomorrow, we will put off the sports meet.这里If it rains, 改成虚拟语气后,退一个时态,变成If it rained…可以理解。但为什么,还可以变...