问题
选择题
This is his only request that the room ______ after being used.
A．is cleaned
B．will be cleaned
C．would be cleaned
D．be cleaned
答案
答案：D
考查同位语从句。that 后的从句做request的同位语，从句用虚拟语气(should) do,句意：这是他唯一的请求就是房间用完之后应该被清扫。所以选D。