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【单选题】
计算机语言是一类面向计算机的人工语言，它是进行程序设计的工具，因此又被称为程序设计语言。现有的程序设计语言一般可分为三类，它们是( )。A.
Pascal语言、Fortran语言和C语言
B.
机器语言、汇编语言和高级语言
C.
DOS、Windows和MacOS
D.
低级语言、中级语言和高级语言
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举一反三
【单选题】Governments must ____________ someone beside themselves.
A.
better off
B.
bulid around
C.
be accountable to
D.
keep up
【单选题】According to the passage, all types of governments believe that the ______.
A.
minority must well cooperate with the majority
B.
course of citizens' lives is to be regulated officially
C.
individual is entitled to directing his or her own affairs
D.
government can hardly express the will of every citizen
【单选题】When paper currency is decreed by governments as legal tender, legally it must be
A.
paper currency backed by gold.
B.
a precious metal such as gold or silver.
C.
accepted as payment for debts.
D.
convertible into an electronic payment.
【单选题】It is widely accepted that governments must invest more in education.
A.
Opinion
B.
Fact
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