"From cradle to grave" is an example of ______.
A. simile
B. metaphor
C. synecdoche
D. metonymy
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在建筑工程施工验收统一标准和规范体系中,作为支持性的建筑施工工艺操作规程属于( )标准。
A. 企业
B. 行业
C. 部门
D. 国家
设集合A=4,5,7,9,B=3,4,7,8,9,全集U=A∪B,则集合CU(A∩B)中的元素共有
A. 3个
B. 4个
C. 5个
D. 6个
Synchronically, the basic meaning of a word is the core of word-meaning called ______.
A. primary meaning
B. derived meaning
C. central meaning
D. secondary meaning
In the same language, the same concept can be expressed in ______.
A. only one word
B. two words
C. more than three words
D. different words