Fill in the blanks with the proper form of the expressions from the table.Another way of saying going on the Internet is ______.
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Fill in the blanks with the proper form of the expressions from the table.Iusually go shopping or to karaoke with friends to ______ a bit.
Fill in the blanks with the proper form of the expressions from the table.
多高层钢结构的形式有（）。
A. 柱-支撑体系
B. 纯框架体系
C. 框架-支撑体系
D. 筒体体系
资本主义的发展经历了两个阶段:
A. 私人垄断和国家垄断
B. 自由竞争和国家垄断
C. 自由竞争和垄断
D. 私人垄断和跨国公司
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