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- 1The weather in Shanghai is different from__________ .A.it in Dalian B.that in Dalian
- 2设秩是n阶矩阵,证明:秩(A*)=n,如秩(A)=n;秩(A*)=1,如秩(A)=n-1;秩(A*)=0,如秩(A)
- 3《心田上的百合花》林清玄阅读答案.
- 4成长的脚印作文700字谁有?
- 5ice cream和 salad可数和不可数的用法
- 6台风只有在中国才有吗?
- 7若直线l过抛物线y=ax2(a>0)的焦点,并且与y轴垂直,若l被抛物线截得的线段长为4,则a=_.
- 8When Mrs.Wang came close to Jack,she found Jack ______to music with his cellphong.
- 9汤姆孙的”葡萄干面包模型”合理之处以及不足之处?
- 10--- What would you like?--- Steak