消费税实行从价定率、从量定额,或者从价定率和从量定额复合计税的办法计算应纳税额。( )
参考答案:对
There was a________look on his face when he met with the________problem. [ ]
A. confusing; confusing
B. confused; confused
C. confusing; confused
D. confused; confusing
测直流电压时,电压表的负端应接在被测电压的高电位端。