{ A } whether to go with a shared or switched fast LAN technology once you start to maxout your shared Ethernet of token-ring LAN is tough call. Users and analysts involved in { B }high-speed LANs have learned the benefits of each. However there are trade-offs to each, and { C } which fast LAN technology to choose is critical for { D }network performance problems and { E }costly purchasing mistakes.

　　供選擇的答案

　　A～E：①avoiding ②clipping ③choosing ④deciding ⑤dissolving

　　⑥ensuring ⑦evolving ⑧implementing ⑨knowing ⑩solving

　　【解析】

　　參考譯文：你一旦想擴(kuò)大你自己的以太網(wǎng)或令牌環(huán)LAN的共享能力，就面臨著一種選擇：是用共享快速LAN技術(shù)還是交換快速LAN技術(shù)?那些已決定高速LAN的用戶們和分析家們都知道，這兩種技術(shù)各有其優(yōu)點(diǎn)也都有其不足。明確選擇哪一種技術(shù)是解決網(wǎng)絡(luò)性能問題和避免購(gòu)買浪費(fèi)的關(guān)鍵。

　　【答案】A：④ B：⑧ C：⑨ D：⑩ E：①