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【简答题】
普通的 TTL 与非门输出只有 和 两种状态; TTL 三态与非门除了具有 态和 态,还有第三种状态 态,三态门可以实现 结构。
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【多选题】新型冠状病毒感染者就医时应如何做?
A.
正确佩戴口罩,最好是一次性医用口罩
B.
主动告知医生自己的接触史
C.
主动告知医生自己的旅行史
D.
认为自己不是被感染者,向医生隐瞒病情
【简答题】(三选一)【化学一选修3:物质结构与性质】 X、Y、Z、W、Q、R均为前四周期元素,且原子序数依次增大。其相关信息如下表所示: 请回答: (1)R基态原子的价电子排布图为________,R在周期表中位于________区。 (2)X、Y、Z的第一电离能由大到小的顺序为________ (用元素符号表示) (3)含有元素Q的盐的焰色反应为________色,许多金属盐都可以发生焰色反应,其原因是_...
【单选题】The novel is written from ______ experience .
A.
person
B.
personality
C.
personally
D.
personal
【判断题】The novel is written in a Nigerian language to “bear the weight” of Okonkwo’s African experience.
A.
正确
B.
错误
【判断题】In The Sun Also Rises, Hemingway produces a novel without a central narrator. The novel is written in a journalistic style.
A.
正确
B.
错误
【单选题】The novel is written from a child`s ___________.
A.
drama
B.
perspective
C.
sponsor
【简答题】The novel is written from a child's _____ (角度).
【简答题】It can be inferred from the text that the novel is written _____. [A] with a mobile point of view [B] with a limited third person singular [C] from Manon’s perspective [D] from Sarah’s eye as a slave
【单选题】The novel is written from ______ experience.
A.
person
B.
personal
C.
private
D.
individual
【简答题】The novel is written from _________(person)experience.
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