问题
单项选择题
A (n) ______ sentence is of doubtful meaning because it can be interpreted in more than one way.
A. affirmative
B. unanimous
C. negative
D. ambiguous
答案
参考答案：D
解析： affirmative“确定的；肯定的”；unanimous“一致同意的；无异议的”；negative“否定的，否认的；拒绝的”；ambiguous“有两种或多种意思的”；ambiguous sentence“歧义句”。答案是D。