搜题
王老师:19139051760(拨打)
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第1题

The wild flowers looked like a soft orange blanket ______________ the desert. 选择一项： A. to cover B. covered C.
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第2题

The problem is not _____ so easy as you think. It.s far from being settled. 选择一项： A. hardly B. nearly C. al
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第3题

— What.s the fare to the museum? — _________________. 选择一项： A. Five dollars B. Five o.clock C. Five mile
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第4题

[计算题,8.3分] 计算级坐标计算二重积分∫∫ln（1+x2+y2）dxdy其中D：x2+y2≤1，x≥0，y≥0
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