问题补充:
It over ten years since the dog .
A. is; died
B. is; has been dead
C. has been; has died
D. was; has died
答案:
(答案→)A. is; died
B. is; has been dead
C. has been; has died
D. was; has died
解析:句意:那条狗死了十年了。根据句意可知前一空用一般现在时,后一空用一般过去时。Die死亡,是一个动词;dead死的,是一个形容词。所以选A。