题目

Someone is knocking at the door. Go and see________. A．who is he      B．who he is      C．who is it       D．who it is 答案：D 宾语从句用陈述语序，故可排除A项和C项；it可指未知的人或事物。故答案为D。It's 5:20 in the afternoon. Let's ________ .A.get upB.go to bedC.go to the blackboardD.go and play basketball