题目内容

[Fleeing（逃离） on a French warship(crossing the Indian Ocean)], Le Gentil saw a wonderful transit---but the ship’s pitching and rolling （摇摇晃晃）ruled out（阻止）any attempt (at making accurate observations).It’s a compound-complex (并列复合句）sentence, can you identify the trunk （主干）of each clause（分句）?

A. 1. SVO: Le Gentil saw a transit;
B. 2. SVO: the ship’s pitching and rolling ruled out attempt
C. 1. SV: Le Gentil saw a transit; 2. SVP: the ship’s pitching and rolling ruled out attempt
D. 1. SVO: Le Gentil saw a transit; 2. SVO: the ship’s pitching and rolling ruled out any attempt

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[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）

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However，Lewis and Brooks-Gunn(1979) suggest that （1宾从）infant’s developing understanding that（2同位语从句）the movements (they see in the mirror )are contingent [on their own], leads to a growing awareness that(3同位语从句)-- they are distinct [from other people].What’s the trunk(主干） of the appositive clause introduced by the second “that”--- “the movements……[on their own]”

A. SVP: the movements are contingent （依……而定）
B. SVO: the movements are contingent （依……而定）
C. SV: the movements contingent （依……而定）
D. SVP：they are [from other people].

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共集电极电路的输出电压小,输入电阻低,输出电阻高。

A. 对
B. 错

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共集电极电路不具有放大能力,但可以做缓冲用。

A. 对
B. 错

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A. 1. SVO: Le Gentil saw a transit; B. 2. SVO: the ship’s pitching and rolling ruled out attempt C. 1. SV: Le Gentil saw a transit; 2. SVP: the ship’s pitching and rolling ruled out attempt D. 1. SVO: Le Gentil saw a transit; 2. SVO: the ship’s pitching and rolling ruled out any attempt

共集电极电路的输出电压小,输入电阻低,输出电阻高。

共集电极电路不具有放大能力,但可以做缓冲用。

A. 1. SVO: Le Gentil saw a transit;
B. 2. SVO: the ship’s pitching and rolling ruled out attempt
C. 1. SV: Le Gentil saw a transit; 2. SVP: the ship’s pitching and rolling ruled out attempt
D. 1. SVO: Le Gentil saw a transit; 2. SVO: the ship’s pitching and rolling ruled out any attempt