◎ 题干
-Have you handed in your school-work yet?
-Yes, I have. I guess it           now.
[     ]
A.has graded
B.is graded
C.is being graded
D.is grading
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据魔方格专家分析,试题“-Have you handed in your school-work yet?-Yes, I have. I guess it now.[ ]A.has gradedB.is gradedC.is being gradedD.is grading…”主要考查了你对  【现在进行时的被动语态】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。