A.There aren't many varieties of food at lunch counters.
B.Some school kids eat in school cafeterias.
C.Workers go back home to have lunch.
D.The woman likes American food.
第1题
网卡针对不同的传输介质提供相应的接口,提供“BNC”接口的网卡是
A.细缆
B.粗缆
C.非屏蔽双绞线
D.光纤
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