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【简答题】
两个袋子中分别装有10个红色球和6个白色球.从中取出一个红色球和一个白色球,共有多少种方法?
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反馈参考答案：
举一反三
【多选题】Which of the following statements are true?
A.
Kaiping diaolou were built for defence against bandits and for refuge from the floods.
B.
The best preserved diaolou structure in Zili Village is the Ruishilou. It is a 9-storeyed reinforced concrete structure and the lost luxury.
C.
The Yinglonglou in Chikan Town is the oldest diaolou structure and is free from foreign influences.
D.
Fangshi Denglou is a reinforced concrete structure built by the Fang family and is a typical diaolou structure as a watchtower.
【简答题】硅酸盐熟料的主要矿物成分?水化反应各有什么特点?对水泥的技术性能有何影响? 2. 什么是活性混合材料 , 主要有哪些? 3. 硅酸盐的技术性能指标主要有哪些? 4. 水泥石腐蚀有哪些主要类型?机理是什么? 5. 为什么石灰是气硬性材料?
【单选题】Which of the following is NOT a typical feature of Mark Twain’s language? ( )
A.
His words are colloquial, concrete and direct.
B.
His sentence structures are simple, even ungrammatical.
C.
His characters speak with a strong accent, which is true of his local colorism.
D.
His style of language was later exerted little influence on his descendants.
【单选题】Which of the following is NOT right about Mark Twain's style of language?
A.
His words are colloquial, concrete and direct in effect.
B.
His sentence structures are simple, even ungrammatical, which is typical of the spoken language.
C.
His humor is remarkable and characterized by puns, straight-faced exaggeration, repetition and anti-climax.
D.
His style of language had exerted only a limited influence on the contemporary writers.
【多选题】The typical research topics in Civil engineering materials include:
A.
Structural steel
B.
Constituents and properties of concrete
C.
Special concrete and application
D.
Durability of concrete
【单选题】关于摇镜头的作用和表现力,下面说法不正确的是
A.
在表现三个或三个以上主体与主体之间的联系时，镜头摇过时或作加减速、或作停顿，以构成一种间歇摇
B.
利用性质、意义相反或相近的两个主体，通过摇镜头把它们连接起来表示某种暗喻、对比、并列、因果关系
C.
用摇镜头摇出意外之物，可以营造悬念
D.
摇镜头能扩展空间和视野，但不能用来表现人物关系
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