We have finished the homework.这里的have 可不可以用 had 意思有什么变化吗?

we have already finished the work该被动 we have finished reading the book 中 finished 是副词吗 _____ the work we went home.A.Having finished B.Having been finished C.Have finished D.Have been finished 选哪个?为什么? 英语翻译请翻译：We have finished the job.What shall we do with the tools? We have finished the homework.这里的have 可不可以用 had 意思有什么变化吗? 英语单项选择（希望有解释）（） ,we went home straight away.A.The job has been finished B.The job be finished C.The job finished D.We have finished the job ( )we have finished all the final exams,we'll have a good time enjoying ourselvesA.Now that B.After that by this time tomorrow we have finished the work.这句话哪错了?怎么改? We have finished the work already.这里already可以去掉么?为什么? We have finished all the lessons.It is time for us to r___ them. We must have the work _____ before next FridayA.finishB.finishedC.finishingD.to be finished -Have you finished the exercise?选择题-Have you finished the exercise?-Sorry . We have only finished _____ of it.A.three quarters B.three fourths C. three quarter D, Both A and B说明理由 we finished the __lesson last week(nine) we have finished reading the book?在该句中 reading做宾语 还是reading the book做宾语 But for their help,we ( ) the program in timeA:had not finished B:could not have finished 括号中填哪一个, The task -------in an hour.Then we can go home and have a good time.A.was finished B.will be finished详细说明, You have finished the work,_____ you? have you finished (read) the book yet