问题补充:
—Don’t you know your computer has been inflected with viruses?
— Really?No wonder it hasn’t as properly as before.
A. managed
B. controlled
C. operated
D. appeared
答案:
A. managed
B. controlled
(答案→)C. operated
D. appeared
解析:operate用作不及物动词, 意思为 “操作,运转”,句意:难怪计算机不如以前运转地正常了。其他选项均与句意不符:manage管理;经营生意;处理事务;control控制;支配;管理;appear出现;显露;好像。