举一反三
- An idiom differs from a free phrase in that the former is____and the latter is not. A: structurally changeable B: semantically analyzable C: structurally fixed D: easily understood
- The superordinate differs from the subordinate in that the former covers theconcept of the latter.（)
- The lubricating system for the cylinder walls is different from the bearings in that the oil for former one is supplied in （） while that for latter one is （）.
- An idiom is a phrase or expression where the words together have a meaning that is ______ from the meaning of the individual words as defined in dictionaries.
- It had been many years _____ Mandela, the former president of South Africa, was set free from prison.
内容
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Comparing<br/>DNA polymerase and RNA polymerase, the only differences is() A: The<br/>former has proof-reading activity, the latter doesn’t. B: The<br/>former requires primer, the latter doesn’t. C: The<br/>former can grow in both 5′→3′ and 3′→5′<br/>direction, the latter can only grow in 5′→3′. D: The<br/>former requires topoisomerase to relief stress, the latter doesn’t.
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The idiom “ ______ ” has the same meaning with the phrase “be jealous of”.
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Regarding the sample average and the population average, the following is correct ( ) A: Both are random variables B: Both are definite values C: The former is a certain value and the latter is a random variable D: The former is a random variable and the latter is a certain value
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The phrase “ 南山 ” in the idiom “ 马放南山 ” refers to Mount Hua ( 华山 ).
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The noun phrase idiom, red __________ refers to needlessly time-consuming procedure.