It's said that he's had the machine (check)check应该用to check 还是 checked

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• 一篇英语完形It was six o’clock in the evening.The visitors had left the museum.Jose,head of art division(部门),was walking around,checking to see that（ e 97 ）was all right.Suddenly,Jose saw something on the floor.What do you think he saw?He saw a beautiful painting lying there.Jose（ s 98 ）the painting to director of the museum.“Let’s call several museums to check and see（ i 99 ）it’s a stolen painting.” said the director.No one knew the painting,so the directo
• It's said that he's had the machine (check)check应该用to check 还是 checked
• It's said that he's had the machine (check)
• Have they __the new type of car before they are put on the market?A.examined B,checked C.inspected D.tested 请说明选什麽,并给出理由.理由要详细.急需!谢谢!
• a new machine called "the revealer "has been invented.请机器不是被叫作吗,那不是应该a new machine was called吗,为什么没有was,