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问题
单项选择题
信息传输的合理的组织和控制指的是( )。
A．信息组织
B．信息控制
C．信息管
D．信息获得
答案
参考答案：C
填空题
看图，选择正确的单词填空。
Word List: point sit stand play
1.
What's he doing? He's ___________ing.
2.
What's she doing? She's ___________ing.
3.
What are they doing? They're ___________ing.
4.
What's he doing? He's ___________ing.
查看答案
填空题
凸焊的用途：（）和（）的板件、（）、（）的连接，并承受一定的应力。
查看答案
What's he doing? He's ___________ing. 
What's she doing? She's ___________ing. 
What are they doing? They're ___________ing. 
What's he doing? He's ___________ing.