"A tip with no iceberg？" (Para. 3) most probably means _____.
A. patients in Canada sometimes do have to wait for nonemergency treatments
B. shortage of funds in Canadian medical system can be resolved easily
C. a big increase in funding is needed in Canada, not a small one
D. delays in nonemergency treatment in Canada are not such a serious problem
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We can learn from Paragraph 3 that deep venous thrombosis usually happens because _____.
A. the economy class is not spacious enough
B. there are too many economy-class passengers
C. passengers are not allowed to walk during the flight
D. the low pressure in the cabin prevents blood flowing smoothly
The statement "bring the desired double trophy back to Japan" (Para. 4) most probably implies that_____.
A. the world"s oldest woman is also Japanese
B. Mr. Tanabe is happy to have been crowned the world"s oldest man
C. Japan feels proud to have the largest number of the centenarians
D. once the world"s oldest man and woman were Japanese
在金属结构中或容器内操作时，安全照明灯的电压为36V。()
The phrase "a small step for mankind" (Para. 5) shows that the increased endowment spending will
A. encourage more public spending
B. contribute to social development
C. harmonize different schools
D. pave the way for free education
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