It’s been raining all day long ?A. is itB. isn't itC. hasn't itD. don’t you

问题补充：

It’s been raining all day long , ?

A. is it

B. isn it

C. hasn it

D. don’t you

答案：

A. is it

B. isn it

(答案→)C. hasn it

D. don’t you

解析：本句it’s根据题目谓语动词应是 has been raining，前面是半句肯定，所以选C。