◎ 题干

23. — Let’s discuss the question raised last night, shall we?
— There is no hurry for that. I___for a conference.
A.headed B.was headingC.am heading D.have headed
◎ 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“23. — Let’s discuss the question raised last night, shall we? — There is no hurry for that. I___for a conference.A.headed B.was headingC.am headingD.have he…”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。