—How long _ like this?
— Three weeks! It's normal that it rains without stopping these days of the year．
A. will it rain
B. is it raining
C. has it been raining
D. does it rain
网友回答
A. will it rain
B. is it raining
(答案→)C. has it been raining
D. does it rain
解析：根据下文的three weeks说明指状态的持续，故使用现在完成时。句意：—像这样下雨下了多久了。—三个星期。在每年的这个时候不停地下雨很正常。