【单选题】【消耗次数：1】
软岩浸水后体积增大和相应引起应力增大的性能，属于岩石的( )
①
膨胀性
②
吸水性
③
碎胀性
④
溶蚀性
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相关题目
【单选题】
材料的吸水性是指（ ）。
①
指材料抵抗压力水或其他液体渗透的性质
②
材料在水中吸收水分达饱和的能力
③
材料在长期饱和水的作用下，不破坏、强度也不显著降低的性质
④
指材料在潮湿空气中吸收水分的能力
【简答题】
材料的质量吸水率和体积吸水率有何不同？什么情况下采用体积吸水率来反映材料的吸水性？
【简答题】
材料的吸水性是指材料在_____ 。
随机题目
【单选题】
Lexical competence consists of _______.
①
pronunciation knowledge and productive knowledge
②
receptive knowledge and productive knowledge
③
pronunciation knowledge and receptive knowledge
④
spelling knowledge and productive knowledge
【判断题】
Audience is the only factor that a speaker/writer needs to consider when making a choice of words.
①
正确
②
错误
【判断题】
The most notable language variation is at the level of words people choose --- lexical variation.
①
正确
②
错误
【判断题】
An adverb collocation refers to a chunk that is often used adverbially, with or without an adverb in it.
①
正确
②
错误
【单选题】
For formal English, we’d better NOT choose_______.
①
words of glorification
②
verbs of action
③
words of strength
④
peculiar words
【单选题】
“in addition to”is a/an_______ collocation.
①
noun
②
conjunction
③
preposition
④
adverb
【单选题】
The figure of speech used in “The world is a stage”is_______.
①
simile
②
metaphor
③
paradox
④
allusion
【单选题】
When making a choice of words, speaker/writer needs to consider the following major factors EXCEPT_______.
①
audience
②
length of speech
③
purpose
④
formal and informal English
【判断题】
Homophones are two or more words that sound alike, but look different and have different meanings, such as “sea”and “see”.
①
正确
②
错误