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【单选题】
抗击“”时,我们要测体温,相信你对人体体温及体温计有所了解,下列说法正确的是( )A.
体温计不能离开人体读数
B.
液体体温计是利用液体热胀冷缩的性质来测量体温的
C.
体温计在每次使用前都要放在沸水中消毒
D.
人体口腔正常温度一定为 37℃
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【简答题】分析图F.4的输入输出关系。
【单选题】Life insurance, before available only to young, healthy persons, can now be obtained for old people, and even for pets.
A.
before young, healthy persons available only,
B.
available only to young, healthy persons before,
C.
available only to persons young, but more healthy,
D.
before young and healthy persons only available to,
【单选题】These young people are now making an active ______ to beautify our city.
A.
part
B.
effort
C.
decision
D.
plan
【单选题】Life insurance, before available only to young, healthy persons, can now be obtained for quite a large proportion of the elderly population, and, sorry, even for pet animals.
A.
before young, healthy persons available only,
B.
available only to young, healthy persons before,
C.
available only to persons young, but more healthy,
D.
before young and healthy persons only available to,
【单选题】Life insurance, before available only to young, healthy persons, can now be obtained from old people, and even for pets.
A.
before young, healthy persons available only,
B.
available only to young, healthy persons before,
C.
available only to persons young, but more healthy,
D.
before young and healthy persons only available to,
【简答题】图8．2．3所示的为某时序电路的框图和输入X与输出F1～F4关系的波形图，试设计该电路。
【简答题】一位全加器FA和2—4译码器及与非门组成的逻辑电路如图3.2.85所示，分析出该电路的输出与输入的关系。要求写出函数F(A，B，C，D)的逻辑表达式(不用化简)，最终结果表示为最大项之积的形式。
【单选题】Only now are young people ____the importances of having knowledge.
A.
aware of
B.
be aware of
C.
aware
D.
have become aware of
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