The moment Tom saw his playmates come, a glorious idea () his mind.
A.popped up in
B.popped into
C.popped out
D.popped off
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The speeches of the () were openly dishonest, so the election results were not a surprise.
A.politician
B.police
C.government
D.committee
News about the Gulf War came pouring from a number of unnamed ().
A.origins
B.sources
C.ways
D.places
What he likes best is to talk () of his learning and this shows that he is very proud of himself and quite ignorant of others.
A.vainly
B.modestly
C.critically
D.practically
以下()属于Internet被入侵的主要类型。
A. 密码破译
B. 信息截取
C. 未授权的访问
D. 病毒