It s difficult to say-----this portrait was painted by 横线处可以

It s difficult to say-----this portrait was painted by 横线处可以 It s difficult to say-----this portrait was painted by this picture is believed 填空 painted by Turner A it was B to The passage tell us “It's easy to say ,but it's difficult to It's often difficult to find to express what you want to say i was so tired this morning .it was difficult for me to get I was so tired this morning.It was difficult to ___ of bed. It's difficult to choose! During the Second World War it was difficult to travel by pl This picture was painted by Van Gogh.这个被动语态,谁是谁的承受者? it‘s difficult (climb)this mountain. finish ,this ,very ,for, to ,was, difficult, work ,it, me 连词