问题
单项选择题
I read you with signal strength（）.
A.barely perceptible
B.bare perceptible
C.barely perceptibly
D.bare perceptibly
答案
参考答案：A
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I read you with signal strength（）.
A.barely perceptible
B.bare perceptible
C.barely perceptibly
D.bare perceptibly
参考答案：A