题目内容
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[单选题]
本地网部署的BAC即为本地BAC,应支持单一局点采用双机热备或者单机双板方式,不同局点采用()。
A.1+1互助组网
B.双IP方式
C.单IP方式
D.1+1互助组网双IP方式或者1+1互助组网单IP方式
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A.1+1互助组网
B.双IP方式
C.单IP方式
D.1+1互助组网双IP方式或者1+1互助组网单IP方式
He doesn't (say) in his letter (that) he's going to (be back) (or not).
A.say
B.that
C.be back
D.or not
The word “combat”(Paragraph 4) is closet in meaning to “_________ ”
A. come back
B. combine
C. fight against
D. avoid