【要撐下去】評論
解析 practice n. [C,U] 準則、常規、慣例;本題是「電子郵件已成為人們普遍使用的慣用工具」。 ??
【【站僕】摩檸Morning】評論
原本題目:2.For over 2000 years, paper has been used as a major tool of communication; however, e-mail today has become a _____ practice. 解析 practice n. [C,U] 準則、常規、慣例;本題是「電子郵件已成為人們普遍使用的慣用工具」。(A) common(B) difficult(C) last(D) traditional修改成為2.For over 2000 years, paper has been used as a major tool of communication; however, e-mail today has become a _____ practice. 。(A) common(B) difficult(C) last(D) traditional