门座起重机的变幅机构是非工作机构。()
A、正确
B、错误
参考答案:B
—Excuse me. Is there a bookshop in the neighborhood?
—Yes, there is. It's ______ the post office and the hotel. [ ]
A. on
B. between
C. across
D. next
气象灾害形成与天气系统有关系。