This green Great Wall, _____ at its peak during the Qing Dynasty covered thousands of hectares, had by the 1950s virtually disappeared.老师好,这一句话答案是填which,能否填although或者though吗?
Bruce opposed the production of the computer as being simply another expedient design without the function he desired in a new type.本句中的as being应该如何理解?是作原因状语吗?或者是宾语补足语?希望老师解答,谢谢!