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【单选题】
作业面积应不小于( )m2，才能满足焊工安全作业要求。A.
4
B.
5
C.
6
D.
7
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反馈参考答案：
举一反三
【简答题】I waited and waited, and then I began to feel drowsy.
【单选题】All the others seemed to know each other and I began to feel _______.
A.
given away
B.
left out
C.
turned down
D.
fallen behind
【单选题】All the others seem to know each other and I began to feel _____. [ ]
A.
given away
B.
left out
C.
turned down
D.
fallen behind
【简答题】网卡用来实现计算机和 _________ 之间的物理连接。
【单选题】All the others seemed to know each other and I began to feel ____. [ ]
A.
given away
B.
fallen behind
C.
turned down
D.
left out
【简答题】对有抗震设防要求的框架结构，其纵向受力钢筋的强度不应满足设计要求。( )
【简答题】对有抗震设防要求的框架结构，其纵向受力钢筋的强度应满足设计要求;当设计无具体要求时，对一、二级抗震等级，检验所得的强度实测值符合规范规定的是（ ）。
【单选题】She started laughing loudly when I began to sing，which made me feel very________.
A.
amazed
B.
excited
C.
embarrassed
D.
interested
【简答题】地理信息系统的主要功能有哪些?
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