◎ 题干
-Have you known the exam result?
-Not yet. I guess the paper ________ by the teacher now.
A.has gradedB.is gradedC.is being gradedD.is grading
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“-Have you known the exam result?-Not yet. I guess the paper ________ by the teacher now.A.has gradedB.is gradedC.is being gradedD.is grading…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。