___ you feel tired after the long journey,you may as well have a rest.A.now that B.now that

问题描述:

___ you feel tired after the long journey,you may as well have a rest.A.now that B.now that
A B 有区别吗

我没看出来A和B有什么不同.请问是学习练习册上的题吗?现在练习册上经常出错,尤其是盗版的!