玻璃钢的种类很多,均以掺和的合成树脂命名,常用的有()。
A.环氧玻璃钢
B.聚酯玻璃钢
C.聚乙烯玻璃钢
D.环氧煤焦油玻璃钢
A.环氧玻璃钢
B.聚酯玻璃钢
C.聚乙烯玻璃钢
D.环氧煤焦油玻璃钢
第1题
In C language, it is convenient to use a(74)to exit from a loop.
A.break
B.end
C.stop
D.quit
第2题
Chomsky(1994) proposed that the Language Acquisition Devices, an imaginary "black box" exisiting somewhere in our brain, contains all and only the principles which are universal to all human languages.
第3题
In C program, it is convenient to use a ______ to exit from a loop.
A.end B.break C.stop D.quit
第4题
In C program, it is convenient to use a ______ to exit from a loop.
A.end
B.break
C.stop
D.quit
第5题
The most reliable and convenient identification method in present use is ______.
A.signatures
B.photographs
C.fingerprints
D.magnetic stripes
第6题
A、dialect
B、native language
C、additional language
D、foreign language
第7题
For the limited-capacity tour programs, the use of _____ is a convenient way to reduce cost.
A、shell folders
B、umbrella brochures
C、regular tour brochures
D、booklets
第8题
Language changes because language use is a creative process. ()
第9题
In C program,it is convenient to use a break to exit from a(57).
A.function
B.loop
C.class
D.structure
第10题
A linguist regards the changes in language and language use as ______.
A.unnatural
B.something to be feared
C.natural
D.abnormal
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