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In low-speed network，it is usually adequate to wait for congestion to occur and then react to it bytelling the source of packets to slow down．In high-speed networks，this approach often works poorly，because in the(71) between sending the notification and n

题目

In low-speed network，it is usually adequate to wait for congestion to occur and then react to it bytelling the source of packets to slow down．In high-speed networks，this approach often works poorly，because in the(71) between sending the notification and notification arriving at the source，thousands of additional(72) may arrive．In ATM network，a major tool for preventing(73)is(74)control．When a host wants a new virtual(75)，it must describe the traffic to be offeredand the service expected．

(69)

A．interval

B．time

C．slot

D．delay

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2.()、react以及angular是当前最流行的三大前端框架。A、jQueryB、VueC、HTMLD、JavaScript

3.The closing of the exhaust valves used on a modern, large, low-speed, main propulsion diesel engine may be directly provided by_______.A.large conical springsB.compressed air pressureC.hydraulic pressureD.exhaust gas pressure

4.——How did you like Nick’s performance last night ?—— To be honest ,his singing didn’t ________to be much?A. appealB. belongC. referD. occur

更多“In low－speed network,it is usually adequate to wait for congestion to occur and then react ”相关问题

  • 第1题：

    InwhichofthefollowinglistsofAPSActionRequestsistheprioritycorrectlyarrangedfromlowesttohighest?()

    A.Wait-to-Restore，ForcedSwitch，ManualSwitch，LockoutofProtection

    B.ManualSwitch，Wait-to-Restore，LockoutofProtection，ForcedSwitch

    C.LockoutofProtection，ForcedSwitch，ManualSwitch，Wait-to-Restore

    D.LockoutofProtection，ManualSwitch，ForcedSwitch，Wait-to-Restore

    E.Wait-to-Restore，ManualSwitch，ForcedSwitch，LockoutofProtection

    F.Wait-to-Restore，ManualSwitch，LockoutofProtection，ForcedSwitch


    参考答案：E

  • 第2题：

    [A] occur

    [B] engage

    [C] confront

    [D] encounter


    正确答案：D
    31. D 
    由第三段的最后一句话：If stressful situations are continually encountered, …可以找到此题答案。People of all ages encounter stress. 各个年龄段的人都会遇到压力。[D] encounter 遭遇，遇到，强调“偶然遇见”；[A] occur vi. 发生，出现；[B] engage vt. 使忙碌，雇佣，预定，使从事于；例：be engaged in…忙于(从事)……。[C] confront①面对；面临；遭遇。例：to confront danger(勇敢地)面对危险②(与with 连用)使面对；使面临。例：be confronted with crisis 面临危机。

  • 第3题：

    —How did you like Nick′s performance last night?
    —To be honest,his singing didn′t__________to me much.

    A.appeal
    B.belong
    C.refer
    D.occur

    答案：A
    解析：
    考情点拨：本题考查动词辨析应试指导：句意：——你觉得昨晚Nick的表演怎么样?——说实话，他的演唱并不怎么吸引我。appeal to吸引；belong to属于；refer to提到，涉及；occur to突然想到。

  • 第4题：

    That sound doesn’t _____ in his language so it’s difficult for him to pronounce.

    [A] happen

    [B] take place

    [C] occur

    [D] run


    正确答案：C

  • 第5题：

    Our public transportation is not sufficient for the need of the people in our major cities.

    A:additional
    B:efficient
    C:excessive
    D:adequate

    答案：D
    解析：
    本句意思：我们的公共交通运输不能满足大城市里人们的需要。sufficient意为“足够的，充足的”，与adequate（足够的）意思相近。additional附加的，另外的；efficient高效的；excessive 过多的。

  • 第6题：

    （20分) 一个好题目需要符合的三要素，分别是：

    A．Interesting

    B．Manageable

    C．Important

    D．Adequate


    Manageable;Important;Adequate

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