-Has your son come back from abroad for the winter vacation?-Yes. But he stayed
来源：网络
时间：
推荐文章
—Has your son come back from abroad for the winter vacation?
—Yes. But he stayed at home for only a week. Now he back to college
A.went
B.has gone
C.was going
D.will go
试题答案
B
考查时态。根据上下文可知儿子已经回大学了。