• 2022-05-28
    [As recently as 1993],engineers made a (major) breakthrough [by discovering so-called turbo codes(turbo 码)]---(which come very close to Shannon’s ultimate limit for the maximum rate (最大速度极限))(that data can be transmitted reliably), and now play a key role in the mobile videophone(可视电话) revolution.The clause (从句)introduced by “which” is a ( ) clause(从句).
    A: appositive clause(同位语从句)
    B: non-restrictive attributive clause(非限定性定语从句)
    C: adverbial clause(状语从句)
    D: restrictive attributive clause(限定性定语从句)
  • B

    内容

    • 0

      He spoke slowly in order that everyone should understand. A: adverbial clause of purpose 目的状语从句 B: adverbial clause of result 结果状语从句 C: adverbial clause of condition 条件状语从句

    • 1

      As I didn't know the way, I asked a policeman. A: adverbial clause of concession 让步状语从句 B: adverbial clause of cause 原因状语从句 C: adverbial clause of time 时间状语从句

    • 2

      Whether he will come here on Wednesday is not certain. A: subject clause 主语从句 B: object clause 宾语从句 C: predicative clause 表语从句

    • 3

      Which of the following sentences is NOT an adverbial clause of concession(让步状语从句)?

    • 4

      Which of the following italicized parts is a subject clause (主语从句)?