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【单选题】
Car drivers have to obey traffic regulations that tell them the right things to do on the road to avoid crashes. Cyclists who give signals before turning or stopping help prevent .A.
accidents
B.
mistakes
C.
falls
D.
deaths
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【判断题】The membrane oil and gas recovery system is suitable for the installation and transformation of gas stations, oil depots and refineries of all sizes, and the installation of small equipment must be su...
A.
正确
B.
错误
【单选题】以下有关数据备份的说法中，错误的是()。
A.
完全备份、差异备份及增量备份中，差异备份的备份速度最快
B.
增量备份的文件依赖于前次备份的文件，一环扣一环，任何一盘出问题都将导致备份系统失调，因此可靠性差
C.
冷备份和热备份时，系统都可以接收用户更新的数据
D.
同物理备份相比，逻辑备份的性能较
【多选题】红细胞的功能哪些是正确的
A.
供给全身细胞所需的 O 2
B.
带走细胞所产生的全部CO 2
C.
能合成少量血红蛋白
D.
带走细胞所产生的大部分CO 2
E.
细胞膜中的ABO血型抗原系统，在临床输血中具有重要意义
【单选题】The installation and prevision of fire fighting equipment is mainly subject to
A.
ISM Code
B.
ISPS Code
C.
IBC Code
D.
FSS Code
【简答题】借贷记账法起源于13～14世纪的意大利。（ ）
【简答题】We are responsible for the installation and repair of the (equip) .
【单选题】The installation and provision of fire fighting equipment is mainly subject to ___.
A.
ISM code
B.
ISPS code
C.
IBC code
D.
FSS code
【简答题】Translation : During the 1920s, people in US cities increasingly moved to the suburbs because of the provided to the workers by automobile ownership.
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