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【单选题】
促使卵泡颗粒细胞和卵泡内膜细胞分别形成颗粒黄体细胞及卵泡膜黄体细胞的激素是A.
LH
B.
FSH
C.
E2
D.
P
E.
T
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【单选题】An American manufacturer of racing bikes reported a 1996 second-quarter gross income of $18 million, compared with $11.5 million in the second quarter of 1995. This increase was realized despite a dro...
A.
Foreign manufacturers of racing bikes announced increased sales of their products in Europe in 1996 compared with 1995.
B.
In the first quarter of 1996, the American cyclist who won the high-profile international race in 1995 announced that he was switching to the racing bike made by the manufacturer in question.
C.
In the first quarter of 1995, the manufacturer in question first began selling its top-of-the-line 'Titanium Extreme' model.
D.
In the second quarter of 1996, the manufacturer announced that it would begin production of skateboarding equipment in the following quarter.
E.
Intense competition in the racing bike market forced a competitor of the manufacturer to go out of business in the fourth quarter of 1996.
【单选题】What do American college students spend most of their income on?
A.
Personal care.
B.
Computers.
C.
Entertainment.
D.
Food.
【单选题】An American manufacturer of space heaters reported a 1994 fourth-quarter net income (total income minus total costs) of $41 million, compared with $28.3 million in the fourth quarter of 1993. This inc...
A.
In the fourth quarter of 1994, the manufacturer paid its assembly-line workers no salaries in November or December because of a two-month-long strike, but the company had a sufficient stock of space-heating units on hand to supply its distributors.
B.
In 1993, because of unusually cold weather in the Northeast, the federal government authorized the diversion of emergency funding for purchasing space-heating units to be used in the hardest-hit areas.
C.
Foreign manufacturers of space heaters reported improved fourth-quarter sales in the American market compared with their sales in 1993.
D.
During the fourth quarter of 1994, the manufacturer announced that it would introduce an extra-high-capacity space heater in the following quarter.
E.
In the third quarter of 1994, a leading consumer magazine advocated space heaters as a cost-effective way to heat spaces of less than 100 square feet.
【单选题】The world's economies can be divided into four main categories according to their annual per-capita income levels: low-income, lower middle-income, upper middle-income and high-income economies. What ...
A.
low-income
B.
upper middle-income
C.
high-income
D.
lower middle-income
E.
Smaller Latin American and Caribbean countries fall between low income and lower middle-income economies.
【多选题】下列各项正确反映国体和政体的关系的有( )。
A.
国体和政体处于同样重要的地位
B.
国体决定政体，政体必须与国体相适应
C.
政体对国体有反作用，影响国体的巩固和发展
D.
政体决定国体，国体为政体服务
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