-Has Mary finished writing her article?-No,and it____ before class was over.A.should be finished B.should finish C.should have finishedD.ought to have been finished为什么选D不选其他呢?

Bill has finished his homework____A.So does Mary B.So is Mary C.So has Mary D.So Mary has Mary has finished the homework for about 20 minutes.( 改为同义句）Mary ___ her homework 20 minutes _____. mary has finished her homework and ____ _____ ______.玛丽完成了作业 ,我也完成了 mary ____a book last year,but i do not know whether she has finished ithas writtenwas writingwrotehad written Mary ___(write) a book last year,but I don't know whether she has finished it. until用法Mary did not go to bed until she______all the houseworkA.had finished B.has finished C.finished D.finishes正确答案是选A 可是个人感觉C也对, -Has Mary finished writing her article?-No,and it____ before class was over.A.should be finished B.should finish C.should have finishedD.ought to have been finished为什么选D不选其他呢? An hour l__,Mary finished her homework. Mary has some friends mary has ( ) aunt Tom has finished his work_. The meeting___for two days.a.has finished b.has ended c.has been over d.finished our love has finished forever是什么意思? 英语翻译：He has finished a third letter. The has finished his homework yet改错 He has finished his homework.被动语态 Has he finished his homework怎么回答 英语初中七年级语法英语并列句练习用both.and.连接句子Tom plays football.He plays basketball,too.Lucy‘s mother is a doctor.Her father is also a doctor.Peter has finished his homework.Mary has finished her homework,too.Part Two is