—Where is your CD?
—It's _____ the Walkman. [ ]
A. in
B. at
C. on
D. next to
答案:A
碗扣式支架用钢管规格为()mm,钢管壁厚不得小于3.5mm。
A.8×3.5
B.51×3.5
C.51×3.0
D.45×3.5
偿债率是用来反映一国当年国际收支口径的货物和服务贸易外汇收入对外债总余额的承受能力,警戒线为()。
A.20%
B.30%
C.25%
D.35%