◎ 题干
It is often _____ that an American starts a speech with a joke,while a Japanese has an apology to make.
[     ]
A. say  
B. said
C. saying  
D. to say
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“It is often _____ that an American starts a speech with a joke,while a Japanese has an apology to make.[ ]A. sayB. saidC. sayingD. to say…”主要考查了你对  【过去分词】  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。