话费管家业务两个业务可选包不能同时开通,每次更改后立即执行新的提醒方式。()
参考答案:错
_________ for the free tickets, I would not have gone to the films so often.
A.If it is not
B.Were it not
C.Had it not been
D.If they were not
段修时,橡胶、橡塑防尘板全部更新。