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【单选题】
触发器是由普通逻辑门电路构成的,在功能导航与普通逻辑门电路的最大差别是触发器具有 。A.
清0功能
B.
记忆保持功能
C.
置1或清0功能
D.
驱动功能
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皮皮学刷刷变学霸
举一反三
【单选题】错误的包装物租借退回的操作步骤是( )。
A.
进入“业务”－＞“包装物租借”－＞“包装物租借退回单”
B.
［增加］按钮，参照输入对应的包装物租借登记单号，客户、部门、租借项目等信息均可自动参照出来
C.
退还金额，其他栏目信息不可修改
D.
［保存］按钮，保存该新增单据
【单选题】When dealing with applications by small and medium-sized exporters, the corporation often lowers the required value of exports for credit insurance by half or even bigger ( ).在处理中小型出口企业的申请时，公司通常会把信用保险...
A.
version
B.
murder
C.
marge
D.
margins
【单选题】听力原文：W: Why so early? M: Early? It's 3 o'clock now. School starts at 8:45 in the morning and ends at 3 in the afternoon. W: In my country, we go to school from 8 a. m. until 5 p. m. M: Gosh! What 'can...
A.
They are both neighbors.
B.
They are both classmates.
C.
They are not from the same country.
【单选题】错误的包装物租借退回的操作步骤是（ ）。
A.
单击进入“业务”－＞“包装物租借”－＞“包装物租借退回单”
B.
单击［增加］按钮，参照输入对应的包装物租借登记单号，客户、部门、租借项目等信息均可自动参照出来
C.
修改退还金额，其他栏目信息不可修改
D.
单击［保存］按钮，保存该新增单据
【单选题】第1篇 The Gene Industry Major companies and already in pursuit of commercial applications of the new biology. They dream of placing enzymes in the automobile to monitor exhaust and send data on pollutio...
A.
using metal-hungry microbes
B.
making use of enzymes
C.
adjusting the engine
D.
patenting new life forms
【单选题】You must attend the meeting ____ at ten o’clock, as it is scheduled—not a minute early or late．
A.
accurately
B.
punctually
C.
flexibly
D.
approximately
【单选题】Could I have an early morning call ________six o’clock tomorrow?
A.
on
B.
to
C.
at
D.
in
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