◎ 题干
The secretary and principal (校长) _______ at the meeting now.
[     ]
A. are speaking  
B. is speaking  
C. were making a speech  
D. have a speech
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The secretary and principal (校长) _______ at the meeting now. [ ]A. are speaking B. is speakingC. were making a speechD. have a speech …”主要考查了你对  【现在进行时】【主谓一致】  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。