问题
选择题
Since David ________ downloaded a virus into his computer，he can not open the file now．[ ]
A．readily
B．accidentally
C．horribly
D．irregularly
答案
答案：B
搜题请搜索小程序“爱下问搜题”
Since David ________ downloaded a virus into his computer，he can not open the file now．[ ]
A．readily
B．accidentally
C．horribly
D．irregularly
答案：B