The hosptial opened 5 years ago.I____for 5years. 这个题目我们老师告诉我们的答案是has been open 那为The hosptial opened 5 years ago.I____for 5years.这个题目我们老师告诉我们的答案是has been open 那为什么has been后

The hosptial opened 5 years ago.I____for 5years. 这个题目我们老师告诉我们的答案是has been open 那为The hosptial opened 5 years ago.I____for 5years.这个题目我们老师告诉我们的答案是has been open 那为什么has been后 Their school is _____ the east of the town and _____ the south of the hosptial. S(),the door opened the shop is opened. --There is something wrong with my teeth.--You'd better go to the hosptial to have your teeth e--- He opened the door wide. The factory ___since 1985.a.opened b.has opened c.was opened d.has been open She's a well-known doctor,but she ___ as a cleaner at the hosptial for five years.A has workedB workedC had workedD works He opened the door.变被动语态 Who opened the door?改为被动语态. The fair opened on March 17. The fair opened on March 17. He opened the gate with one p_____ god opened the windows of heaven WHEN THE PIE WAS OPENED怎么样 The door opened.改为否定句 the window is opened by me.the window was opened by me.the window is by me opened.the window was opened by me.这四句哪句正确 The Panama Canal opened almost 100