了解湖北钢铁业的历史，主要查阅的企业资料是 [ ]
A、开平煤矿
B、湖北织布官局
C、汉阳铁厂
D、江南制造总局
答案：C
你知道人际交往的技巧有哪些吗？
___________________________________________________________________________________________
—What _______ they _______?
—A new book. It's very interesting. [ ]
A. are; talking about
B. do; talk to
C. do; talking with
D. are; talking with
