题目
A.at guard
B.on ears
C.guard our attention
D.on guard
第2题
A.out from
B.away from
C.to from
D.up from
第3题
The police warned people to be ______ against burglary during the festival.
A.in guard
B.on guard
C.under guard
D.like guard
第4题
A.approach
B.beyond
C.replace
D.enroll
第5题
A.guard
B.attack
C.duty
D.safe
第6题
A.层次化QOS策略中,外层策略实现带宽总限速,内层策略实现各业务等级差调度和带宽预留
B.层次化QOS策略中,内层策略实现带宽总限速,外层策略实现各业务等级差调度和带宽预留
C.在PE出方向QOS调度采用层次化QOS,总带宽现速一般使用shape操作
D.在PE出方向QOS调度采用层次化QOS,总带宽现速一般使用Police操作
第7题
A.warns
B.warned
C.is warned
D.was warned
第8题
A.has been warned
B.have been warned
C.has warned
D.have warned
第9题
—If he ______, he ______ that food.
—Luckily he was sent to the hospital immediately.
A.was warned; would not take
B.would be warned; had not taken
C.had been warned; would not have taken
D.would have been warned; had not taken
第10题
I was warned against going to the east coat because of it was so full of tourists.()
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