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【简答题】
( )是一种装夹工件的工艺装备 ,在金属切削机床上使用的夹具统称为( )。
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举一反三
【单选题】What can be the best title for the text?
A.
Sign language and spoken language.
B.
The history of NSL.
C.
Findings about sign language.
D.
The origin of language.
【单选题】●A highlevel language is an artificial language with which we can write various (71) . (71)
A.
files
B.
instructions
C.
text
D.
papers
【单选题】Classroom language can also be called in-class language， which is the specially used language system by both teachers and students in classroom teaching. Which of the following is not consisted in it?
A.
Spoken language.
B.
Body language.
C.
Spelling language.
D.
Written language.
【单选题】Which animal can be said to have language if language is defined as a system for exchanging information by making new combinations of symbols?
A.
Dolphins.
B.
Bees.
C.
Lions.
D.
Monkeys.
【简答题】Which language can he speak?
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