[单项选择]Massive gains in computer speed, power, and reliably have been largely due to advances in silicon technologies and manufacturing processes.

[单项选择]An unrealized gains on a marketable security classified as trading is most likely reflected on:（）
A. the balance sheet only.
B. the income statement only.
C. both the balance sheet and the income statement.

[单项选择]The（）estimate of gains in gross national product suggested a fast recovery from economic recession.
A. introductory
B. possible
C. primary
D. preliminary

[单项选择]The knowledge one gains by travelling in a foreign country is often ______.


A. from second --hand information
B. gathered more from other sources than (from)its inhabitants
C. gained from the arguments about the country
D. different from what one had before the travel

[单项选择]The （　） estimate of gains in gross national product suggested a fast recovery from economic recession.
A. introductory
B. possible
C. primary
D. preliminary

[单项选择]The word" gains" in the second sentence in the last paragraph means ______.


A. increases
B. progresses
C. profits
D. things

[单项选择]

Text 4
Imagine the U.S. economic gains of the 1990s, and what comes to mind Perhaps it was how the stock market ruled: All those initial public offerings that raked in unprecedented billions for venture capitalists.
And wasn’t it a great time to be a top manager, with productivity gains boosting the bottom line and igniting executive pay While it was going on, venture capitalist L. John Doerr called the boom the "largest single legal creation of wealth in history."
Well, yes and no. With the recession apparently over, it’s now possible to make a more realistic assessment of the entire business cycle of the 1990s: The sluggish recovery that started in March, 1991, the extraordinary boom, the tech bust, and the downturn of 2001. And guess what A lot of things happened that defy the conventional beliefs about the decade.
Over this 10-year period, productivity rose at a 2.2% annual rate, roughly half a percentage point fast
A. venture capitalists who reaped rewards.
B. investor3 engaged in the tech-sector.
C. workers in nonfinancial corporations.
D. shareholders in the stock market.

[单项选择]The ______ estimate of gains in gross national product suggested a fast recovery from economic recession.


A. introductory
B. possible
C. primary
D. preliminary

[单项选择]Its recent gains in market share can be ______ to price cutting efforts.
A. accounted
B. attributed
C. accused
D. appraised

[单项选择]ACCELERATE : SPEED ::
A. plummet : altitude
B. invigorate : vitality
C. declare : honesty
D. spoil : perishable
E. lance: tumescence

[单项选择]What is the speed of the outpost


A. 15 miles per second.
B. 5 miles per second.
C. 206 miles per second.
D. 5 miles per minut

[单项选择]The significance of the slow speed of tsunamis is that people may ______.


A. notice them out at sea
B. find ways to stop them
C. be warned early enough
D. develop warning systems

[单项选择]为计算an的值，某人编写了函数power如下：
Private Function power(a As Integer,n As Integer)As Long
Dim P As Long
P=a
For k=1 To n
P=P*a
Next k
power=P
End Function
在调试时发现是错误的，例如Print power(5,4)的输出应该是625，但实际输出是3125。程序需要修改。下面的修改方案中有3个是正确的，错误的一个是( )
A. 把For k=1 To n改为For k=2 To n
B. 把p=p*a改为p=p^n
C. 把For k=1 T0 n改为For k=1 To n-1
D. 把p=a改为p=1