句型古怪的题！T-9-Q24. 987-304

jenniferyh05

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


答案是C，可是 Would have done的虚拟式在这里用不合适吧？
主语从句还是宾语从句？
That难道可以省略？
谢谢各位啦！

jenniferyh05

自顶。。。