财政分配的对象是()
A企业收入
B居民收入
C国民收入
D家庭收入
查看答案
According to Paragraph 3, which of the following sounds is the most powerful？
A. McDonald"s "I"m Lovin" It" jingle.
B. The sound of blowing open a door.
C. The giggling sound of a baby.
D. The hum of a vibrating cell phone.
线性方程组有解当且仅当其系数矩阵的秩与增广矩阵的秩相等。()
1亩大豆可固氮多少公斤左右,相当于施用18公斤尿素。()
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