The grey building is where the workers live,and the white one is where the spare parts ________.
题目
The grey building is where the workers live,and the white one is where the spare parts ________.
A) are producing
B) are produced
C) produced
D) being produced
答案
B
灰色的大楼是工人们居住的地方,而白色的大楼是零件被生产的地方隹
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已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
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