①超过两千是more than two thousand 还是more than two thousands? hundred,thousand,million 等词前面加具体数字不用算数.但和OF联用表示成千上万,数以万计时加S. 因此正确答案是more than two thousand ②“机器用来干什么”的英文怎么说? What is the machine used for? what are the functions of the machine? For what purpose can machines be used? 希望对你有用