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【判断题】
在定温下,水的摩尔吉布斯自由能随着压力的升高而减小。A.
正确
B.
错误
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【简答题】存量(stocks)
【多选题】There are two main types of stocks: ______
A.
common stocks
B.
paper stock
C.
preferred stocks
D.
electronic stock
【简答题】With fish stocks under threat, to feed our appetite in the future, we are going to _______________as well as our favorite cod fish.
【单选题】(2017初赛第三场 suggested completion time: 5 minutes)The line chart shows the proportion of fish stocks within their safe biological limits from 1974 to 2011 and fish landings from 1970 to 2013. Choose the...
A.
The period from 1990 to 2013 has witnessed the rise of the total marine catch brought ashore globally.
B.
The percentage of fish stocks that remain within safe biological limits has been falling over time.
C.
The chart demonstrates that the global fish catch has an impact on the productivity of fish stocks
D.
Starting from 1985, fish stocks have been below the level at which they can produce maximum sustainable yields.
【单选题】A key difference between bonds and stocks is that stocks______.
A.
are tax-exempt
B.
represent ownership
C.
represent borrowing
D.
can be issued by state and local governments
【单选题】Jeff Bewkes compared CEOs to some stocks in that ______.
A.
CEOs often own stocks of their companies
B.
CEOs can influence the industry like Some stocks
C.
CEOs are rising and falling like some stocks
D.
CEOs are controlling companies' fate like some stocks
【单选题】Declining fish stocks in the oceans is a global issue. ( )
A.
specificity
B.
emphasis
C.
time
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