题目内容
（请给出正确答案）
The main idea of the passage is that ______.
A．America is entering an ever-aging society
B．age plays a more important role in America
C．many sayings have been given a new meaning
D．America's aging process is reshaping the society
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更多“The main idea of the passage i…”相关的问题
What is the main idea of the passage？
A．Give instructions on calling for help.
B．Partly-learned information is useless.
C．Teach children how to deal with emergencies.
D．Keep what children learn within their abilities.
What is the main idea of the second paragraph？
A．Why older people choose words more carefully.
B．How older people influence language change.
C．Why writing is more conservative than speech.
D．Why new usages are seen as mistakes.
Which is the main idea of the passage？
A．Modern technology is the key to the improvement of standard of living.
B．The three major factors of production—land, labor and capital are all influenced by technology.
C．Technology is the response to our needs.
D．The United States is making great efforts to advance its technology.
A. Skimming for the main idea
B. Describing and arranging
C. Brainstorming
D. Picture dictation
The main idea of the third paragraph is that ______.
A．a mature torpedo is capable of producing enough electricity to knock down a man
B．the mass of the fish decides the intensity of electric power it generates
C．the strength of shock given by a young electric ray can only light the bulb of a pocket flashlight
D．to make full use of the energy produced by electric fish, suitable wires should be available
A.this idea to me
B.me this idea
C.me to this idea
D.me to take the idea
A.错误
B.正确
B.out of practice
C.in practice
D.by practice
