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【判断题】
小叶性肺炎患者可出现高热、寒战,胸痛及咳铁锈色痰。A.
正确
B.
错误
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【简答题】翻译句子:Wind blowing across the suce of a body of water produces waves. The wave height depends upon the amount of energy transferred to the water and therefore increases with wind velocity(速度), the t...
【简答题】请将 上述新闻概要 翻译成中文 ,标注不认识的 新单词 并从词典中查出相应的单词解释。 1. Fighting the virus: Unprecedented medical aid from across China China has mobilized the power of the whole country and launched unprecedented medical aid...
【简答题】手写翻译下面内容 China’s novel coronavirus outbreak has forced millions of parents across China to share space with their children schooling from home as campuses from the elementary to university level exten...
【简答题】幂函数y=（m 2 -m-1）?x -5m-3 ，当x∈（0，+∞）时为减函数，则实数m的值为 ______．
【简答题】当x∈（0，+∞）时，幂函数y=（m 2 -m-1）?x -5m-3 为减函数，则实数m的值为______
【简答题】用自己的话翻译一下“ The two entrances are connected inside the museum by a diagonal axis leading visitors into the central rotunda from both sides, a whirl of light as the key feature of the entire project for...
【简答题】国际空间站是哪一年开始建设的?
【单选题】当x∈（0，+∞）时，幂函数y=（m 2 -m-1）x -m-1 为减函数，则实数m=（ ）
A.
m≠ 1+ 5 2
B.
m=-1
C.
m=2或m=-1
D.
m=2
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