Question

Since Tom ______ downloaded a virus into his computer, he
can not open the file now.

A．readily	B．horribly
C．accidentally	D．irregularly

Answer 1

C解析:
答案为C.此题考查副词辨析。病毒肯定是“意外地”下栽到电脑中.不可能是“可怕的”．“乐意地”或“不定期地”．所以要用
accidentally。