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【判断题】
进攻线距离中线 2 米。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】The law requires all cars _______ for safety and efficiency. A. being tested regularly B. to be regularly tested C. be regularly tested D. regularly tested
A.
选择1
B.
选择2
C.
选择3
D.
选择4
【单选题】以下关于网络物理隔离技术的描述中，错误的是(42)。
A.
内网与外网(或内网与专网)永不连接
B.
内网与外网(或内网与专网)的数据交换采用渡船策略
C.
每一次数据交换，都需要经历数据写入和数据读出两个过程
D.
内网和外网(或内网勺专网)在同一时刻最多只有一个物理隔离设备建立TCP/IP数据连接
【单选题】用什么制备单克隆抗体的骨髓瘤细胞与经绵羊红细胞免疫过的B淋巴细胞分别具有什么特点( )
A.
骨髓瘤细胞能无限增殖，B淋巴细胞能分泌抗体。
B.
骨髓瘤细胞能分泌抗体，B淋巴细胞能无限增殖。
C.
骨髓瘤细胞在HAT培养基中能无限增殖，B淋巴细胞则不能分泌抗体。
D.
骨髓瘤细胞在HAT培养基中不能增殖，B淋巴细胞则能无限增殖。
【单选题】The law requires all cars _______ for safety and efficiency.
A.
being tested regularly
B.
to be regularly tested
C.
was regularly tested
D.
regularly tested
【单选题】The law requires all cars _______ for safety and efficiency.
A.
being tested regularly
B.
to be regularly tested
C.
be regularly testing
D.
regularly tested
【单选题】.The law requires all cars _______ for safety and efficiency.
A.
being tested regularly
B.
to be regularly tested
C.
be regularly tested
D.
regularly tested
【单选题】The law requires all cars _________ for safety.
A.
regularyly tested
B.
to be regularly tested
C.
being regularly tested
D.
having to be regularly tested
【单选题】The law requires all cars ____ for safety.
A.
regularly tested
B.
be regularly tested
C.
to be regularly tested
D.
being regularly tested
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