II.Choose the right form 1.The Eiffel Tower( is/has been) visited by

II.Choose the right form 1.The Eiffel Tower( is/has been) visited by about 6 million people each year. 2.The exhibits in the museum must not (be/are) touched. 3.Luckily, the fire (had been/ was) put out before anyone got hurt. 4.This film (was/was being) shown to the students when I came into the classroom. 5.Do not worry. A fax (is/is being) sent by my secretary right now.