Question

【题目】It _______ over ten days since the dog _______ .
A.is; has been dead
B.has been; died
C.has been; has been dead
D.was; has died

Answer 1

【答案】B
【解析】句意：狗死了有十多天了。Since 引导一个过去时的句子，所以第二个空填die的过去式，主句应该用现在完成时，也可以用is ,但比较口语化，综合两个空可知选B。