问题
选择题
It seemed to me that she was in doubt ________ Timmy lived or died.
A．why
B．how
C．that
D．whether
答案
答案：D
D 考察名词性从句的连接词。根据句意和空格后面的or可知whether…or…是…还是…的结构。Whether引导的是同位语从句，解释名词doubt的内容。
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