【单选题】What can we learn about the fundamental question listed in the end of the first paragraph?
A.
America will be separated into two countries.
B.
English will give its place to other languages.
C.
It concerns America's national and cultural identity.
D.
It's not very serious because of America's powerful influence.
【单选题】Hydrogen is the fundamental element of the universe ______ it provides the building blocks from which the other elements are produced.
【单选题】PPT演示文稿储存以后,默认的文件扩展名是
【单选题】According to the text, the fundamental cause of the ice ages is.
A.
periodic changes in the earth's orbit around the sun
B.
fossil remains of one-celled animals
C.
alternating cold and warm seasons
D.
changes in distance of the earth from the sun
【单选题】WPS演示文稿储存以后,默认的文件扩展名是
【简答题】The fundamental reform. should promote corporations to answer for their workers and the environment.
【多选题】What was the fundamental shift that Apple's iPad marked in the computer industry? (More than one answer)
A.
Software companies did not control the market any longer.
B.
The power had shifted back to the manufacturers.
C.
Apple's iPad made computer available for everyone.
D.
It made learning enjoyable.