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What do recent studies on genetic defects tell us？
A．Some diseases result from an extra chromosome.
B．Some diseases are caused by a chromosome in short.
C．Faulty genes caused by mutation give rise to diseases like mongolism.
D．Parents of mongoloid are likely to have more children of the kind.
答案
更多“What do recent studies on genetic defects tell us？A．Some diseases result from an extra chr”相关的问题
第1题
What do we learn about later children in a family from a recent study of birth order？
A．They are less principle.
B．They stick to principles.
C．They want to do things on their own.
D．They don't like to take chances.
第2题
What do the recent studies show according to the news？
A．Human activities make the Earth warmer.
B．Glaciers are melting faster.
C．Stronger hurricanes are rising.
D．Climate changes dramatically.
第3题
What do we know about Mount Etna from the passage？
A．One of Etna's recent eruptions made many people move away.
B．Etna's frequent eruptions have ruined most of the local farmland.
C．Etna's eruptions are frequent but usually mild.
D．There are signs that Etna will erupt again in the near future.
第4题
What do the results of a recent sleep study show？
A．People who sleep enough are good at math.
B．Sleep is important for learning.
C．Too much sleep is good for your health.
D．Adults need more sleep than kids.
第5题
What do the recent studies show according to the news？
A. Human activities make the Earth warmer.
B. Glaciers are melting faster.
C. Stronger hurricanes are rising.
D. Climate changes dramatically.
第6题
What do we learn about the multitasking Generation M from a recent study？
A．They are highly praised for being efficient.
B．They put more energy on important tasks.
C．They don't save much time as supposed.
D．They need to improve their analytical skills.
第7题
What do we learn from the first paragraph？
A．The media coined the term "Road Rage" only a few months ago.
B．People have been raged by media reports and want to avoid them.
C．People not interested in the media know little about recent happenings.
D．Road rage has received much media coverage in the last few months.
第8题
What are the listeners encouraged to do？
A．To talk about commuting to work
B．To answer the questions about the energy use
C．To call for asking questions about Ms. Whitehead
D．To report the recent business environments
第9题
Write a letter to Mr. Linton in 160—200 words, explaining what your firm is planning to do and giving details of what you would like his company to do for you.
You should write 160—200 words neatly on ANSWER SHEET 2.
第10题
