63._________A. basis onB. base onC. basing onD. b

【C17】______A．constructedB．sentC．anticipatedD．based

回答（63）题 查看材料A.basis onB.base onC.basing onD.bas

Bob died of a heart attack, ________ by his lifestyle.A taken onB brought onC depended o

_________(65)A. depended B.supposedC.based D.prov

100Base－TX中 所用的传输介质是______。A．3类双绞线B．5类双绞线C．1类屏蔽双绞

A．basis onB．base onC．basing onD．based on