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听力原文：I doubt she can finish typing her research paper that is due tomorrow morning. Which of the following is closest in meaning to what you've just heard?A.
I have no doubt that she will type her paper tomorrow.
B.
No one believes that she is a good typist.
C.
I didn't know she had so many pages to type tomorrow.
D.
It seems that she won't be able to complete her typing by tomorrow morning.
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举一反三
【简答题】_______________是指不借助插图,纯粹由文字构成的书面阅读材料。
【简答题】求该对齿轮机构的自由度。
【简答题】图示机构,该机构若存在复合铰链、局部自由度和虚约束,试在图上指出;求该机构的自由度(要求有具体计算过程),该机构是否具有确定运动?
【简答题】()是指不借助几何面,用数学解析法,确定球面和平面之间点与点的关系。
【简答题】图示机构 (1) 该机构若存在复合铰链、局部自由度和虚约束,试在图上指出; (2) 求该机构的自由度(要求有具体计算过程),判断该机构是否具有确定运动。
【简答题】拉普拉斯反变换:
【简答题】求拉普拉斯反变换
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