WHERE IS MY LITTLE DOG?IT____THE BACK OF THE HOUSE用HAS BEEN TO 还是HAD BEEN TO
问题描述：
WHERE IS MY LITTLE DOG?IT____THE BACK OF THE HOUSE
用HAS BEEN TO 还是HAD BEEN TO
答
个人认为是had been to。回答者的意思应该是说它曾经在我房子的后面出现过。。所以用过去式。
答
had been
答
has been to
现在的时态,时态一致原则
答
has been to