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【单选题】
交换机收到一个帧,但该帧的目标地址在其 MAC 地址表中找不到对应,交换机将( )A.
丢弃
B.
退回
C.
D.
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【简答题】____.wood will soon burst into a flame. A、 Heating B、 When heating C、 Being heated D、 When heated 27、 The story of John implies that love___from responsibility. A、 cannot separate B、 cannot be separat...
【简答题】完形填空。 One winter Tony had very 1 money. His crops 2 very bad that year, and he 3 live very cheaply. He gave his donkey less food, and when after two days the donkey 4 just the same, he 5 to himself, '...
【简答题】寮生A:「ゆうべだれか来てたみたいだね。」 寮生B:「うん、と斎藤が来たんだけど、12時ごろまで( )て、とうとう勉強できなかったよ」【いる】
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