题目内容
(请给出正确答案)
[主观题]
You are exposed to obtrusive ads that____seemingly from nowhere even when you are disconne
cted from the Net,and your personal information gathered and sent off without you being aware of it.
A.size up
B.dwindle away
C.conjure up
D.pop up
如搜索结果不匹配,请 联系老师 获取答案