通常做电炉的电热丝是()合金,耐温可达1100度。
A.锡铅
B.铜铅
C.镍铬
参考答案:C
I allowed myself to entering the competition.
A.persuade to
B.be persuaded into
C.be persuaded to
D.persuade into
外汇的价格称(),又称()。