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题目内容
（桂林理工大学大学英语4）
(单选题)The African way of communication sent messages _______(本题2.0分)
A.with arms
B.over a very short distance
C.by a musical instrument
D.at a rather slow speed
A.with arms
B.over a very short distance
C.by a musical instrument
D.at a rather slow speed
参考答案