【单选题】The biggest problem you generally encounter while towing a single tow astern is().
A.
the catenary dragging on the bottom
C.
the tow tending to dive
【简答题】设x,y均为int型变量,描述“x,y符号相异”的表达式是 [填空(1)] 。A. x*y<0
【单选题】A pressworking operation, generally completed by a single application of pressure, often results in the production of a finished part in ( ).
【简答题】设x,y均为int型变量,描述“x,y符号相异” 的表达式是( )
【单选题】A set of several similar genes, formed by duplication of a single original gene, and generally with similar biochemical functions are called
【判断题】Early teapots are big by western standards because they are generally designed for a single drinker.
【单选题】What does Mayes think is at the root of the survival problem facing the music industry?
A.
The unprecedented speed of technological development.
B.
Unrealistic legal advice and practice.
C.
Its failure to adopt an appropriate pricing strategy.
D.
The rapidly changing nature of contemporary music.
【单选题】听力原文: It is generally thought that Arabic is a single language, spoken, written and understood by people in countries as widely separated as Iraq, Egypt and Morocco, but this is not so. It is only wri...
A.
Colloquial Arabic is the everyday spoken language, which varies from country to country.
B.
Arabic is just one language that all Arabs understand, speak and write.
C.
Classical Arabic and Modem Arabic are two different kinds of written Arabic.
D.
Pan-Arabic provides a means of communication between educated people of different Arab nationalities.
【简答题】设x,y均为int型变量,描述“x,y符号相同” 的表达式是( )。
【单选题】电力企业通过对各个地区工业电量消耗情况进行分析,为地区经济发展决策提供依据。这主要利用了______技术。