A.in B.without C.wearing
单项选择题When people are at work, they do not care about sports()
A.Right. B.Wrong. C.Doesn’t say.
单项选择题What does the underlined sentence mean in the second email It means“()”.
A. you don’t know who the email is for B. you will never know who will get your email at last C. you never know where the message is from