题目内容

工厂模式、原型模式、单例模式都是创建型模式。

A. 对
B. 错

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使用设计模式可以减少开发过程中的代码。

A. 对
B. 错

Part 1 Vocabulary and structure (10 points,10 point for each)Directions: There are 10 incomplete sentences in this part. For each sentence there are four choices marked A), B), C) and D). Choose the ONE answer that best completes the sentence.

A. source
B. sources
C. resource
D. resources

Both candidates are well qualified. We’re ___________________ a difficult choice.

A. faced with
B. confronted with
C. confronting with
D. facing with

We believe that getting freshwater from saltwater at a cheap rate is ______________ human beings in a long term.

A. in the interest of
B. in the interest for
C. benefited of
D. beneficial of