In the morning there wasn't any ________ of rain, so we didn't take an umbrella with us．

In the morning there wasn't any ________ of rain, so we didn't take an umbrella with us．

A.signal

B.sign

C.mark

D.notice

答案及解析： B

解析：

考查名词词义辨析。句意：早上一点下雨的迹象也没有，因此我们没有带伞。signal信号；

sign迹象，象征；

mark符号，标记；

notice注意。