10. For many people, household labor remains demanding even if able to afford household appliances their grandparents would find a miracle. (A) even if able to afford household appliances their grandparents would find a miracle (B) despite being able to afford household appliances their grandparents would find a miracle (C) even if they can afford household appliances their grandparents would have found miraculous (D) although they could afford household appliances their grandparents would find miraculous (E) even if they are able to afford household appliances which would have been a miracle to their grandparents
答案:C,为何D不对呢?在C中,would have 是含蓄虚拟,D用would find 也可以啊???
另外,在OG中有两个虚拟的句子.
152. When the technique known as gene-splicing was invented in the early 1970’s, it was feared that scientists might inadvertently create an “Andromeda strain,” a microbe never before seen on Earth that might escape from the laboratory and it would kill vast numbers of humans who would have no natural defenses against it. (A) it would kill vast numbers of humans who would have no natural defenses against it (B) it might kill vast numbers of humans with no natural defenses against it (C) kill vast numbers of humans who would have no natural defenses against it (D) kill vast numbers of humans who have no natural defenses against them (E) kill vast numbers of humans with no natural defenses against them
215.  arliament did not accord full refugee benefits to twelve of the recent immigrants because it believed that to do it rewards them for entering the country illegally. (A) to do it rewards (B) doing it rewards (C) to do this would reward (D) doing so would reward (E) to do it would reward
第一题中, WOULD HAVE FOUND清楚的表达了:如果AFFORD HOUSHOLD APPLICATIONS 发生在their grandparents那时候,那爷爷奶奶们会有的反应。而WOULD FIND的时态与这个意思时间性不合 第二题主要是与前面的语态保持平行,后一题也是一种语气的表达
would have done与would do如果放在虚拟语态中,则一个用于对过去虚拟的主句中,一个用与对现在与将来虚拟的主句中。