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外语
He ______ ten lectures on African literature, but he only gave three because of his illness.
He ______ ten lectures on African literature, but he only gave three because of his illness.
admin
2010-04-24
60
问题
He ______ ten lectures on African literature, but he only gave three because of his illness.
选项
A、must have given
B、should have given
C、gave
D、had given
答案
B
解析
由该句下半句的but可以看出,上半句应该是没有发生的事情,所以采用虚拟语气,should have done表示应该做而没有做的事情,带有轻微的指责,符合语法和句子含义。
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专业英语四级
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