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对数据对象施加封锁，可能会引起活锁和死锁问题。预防死锁通常有一次封锁法和一【19】两种方法。

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Passage OneQuestions 26 to 28 are based on the passage you have just heard.

A. It means to rent a house for 25 years.
B. It means to buy an old house at a low price.
C. It means to borrow money from a bank to buy a house.
D. It means to borrow money form a friend to buy a house.

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Questions 28-33Complete the summary with the list of words A-H below.Write your answers in boxes 28-33 on your answer sheet.In re-branding, Nice’s Stop’s objective was to attract (28) with more money to spend. In the mid-2000s Nice’s Stop began to lose its market value as it failed to get along well with changing customer (29) . During the time, young people were increasingly interested in buying (30) goods. Workshops showed that Nice’s Stop needed to modify the brand image other than its (31) . The new advertising campaign was intended to give the Nice’s Stop brand a (32) image. The new tagline was intended to encourage consumers to buy (33) that they hadn’t tried before. 33（）

A. products
B. logo
C. preferences
D. younger
E. older
F. out of date
G. fashionable
H. designs
I. clients
J. demands
K. item

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冷水锅就是将冷水烧热后把原料下入锅内。

A. 对
B. 错

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主接线采用一个半断路器接线时，电流互感器和电压互感器的配置。关于电流互感器的配置，下列说法正确的是( )。

A. 对采用一个半断路器接线时，一般应按二相配置，每串宜配置三组；
B. 对采用一个半断路器接线时，对独立式电流互感器，每串宜配置三组；
C. 对采用一个半断路器接线时，对独立式电流互感器，每串应配置三组；
D. 对采用一个半断路器接线时，对独立式电流互感器，每串宜配置四组。

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对数据对象施加封锁，可能会引起活锁和死锁问题。预防死锁通常有一次封锁法和一 【19】 两种方法。

Passage OneQuestions 26 to 28 are based on the passage you have just heard.

冷水锅就是将冷水烧热后把原料下入锅内。

主接线采用一个半断路器接线时，电流互感器和电压互感器的配置。 关于电流互感器的配置，下列说法正确的是( )。

对数据对象施加封锁，可能会引起活锁和死锁问题。预防死锁通常有一次封锁法和一【19】两种方法。

主接线采用一个半断路器接线时，电流互感器和电压互感器的配置。关于电流互感器的配置，下列说法正确的是( )。