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【判断题】
运输经济性是以物流系统或供应链总成本最低为原则来选择运输方式、运输路线及运输工具。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】函数uint16_t SCI_putDataNonBlocking(SCI_Handle sciHandle, uint16_t data)实现的功能是（ ）。
A.
等待 TXRDY=0 ，把数据写入发送缓冲寄存器
B.
等待 TXRDY=1 ，把数据写入发送缓冲寄存器
C.
判断 TXRDY 状态，如果允许发送，就把数据写入发送缓冲寄存器。否则退出，并返回错误值
D.
判断 TXRDY 状态，如果不允许发送，就把数据写入发送缓冲寄存器。否则退出，并返回错误值
【简答题】简述牙列拥挤度分级。
【单选题】T he author’s attitude towards his topic can best be described as _____.
A.
enthusiastic
B.
biased
C.
subjective
D.
matter-of-fact
【单选题】Armstrong's quote is utilized in the last paragraph because______.
A.
it exemplifies the attitude of the nations as a result of the Space Race
B.
it is important to hear and understand the words of the pioneers who took part in the project
C.
it summarizes the philosophy that the author is attempting to convey in the text
D.
it defied all expectation and signaled a great step forward for technology
【单选题】患儿,3岁,上午开始流涕,发热,体温最高38、2°C,在家服用小儿退热药及双黄连口服液,吃晚饭时发现患儿面部有皮疹,体检:精神状态良好,耳后.枕部触及黄豆及花生大小淋巴结,有触痛,面.颈及躯干有红色斑丘疹
A.
风疹
B.
麻疹
C.
幼儿急疹
D.
猩红热
E.
荨麻疹
【简答题】牙列拥挤度分级?
【单选题】Why does Michelle Obama hold a strong fascination for the author?
A.
She will pay closer attention to the interests of African-American women.
B.
She will present to the world a new image of African-American women.
C.
She possesses many admirable qualities becoming a First Lady.
D.
She serves as a role model for African women.
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