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【单选题】
在Photoshop CS5中,输入法为英文的状态下,如果前景色为红色,背景色为蓝色,直接按D键,然后按X键,则A.
前景色为蓝色，背景色为红色
B.
前景色为红色，背景色为蓝色
C.
前景色为白色，背景色为黑色
D.
前景色为黑色，背景色为白色
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皮皮学刷刷变学霸
举一反三
【简答题】物质的量浓度(以其化学式为基本单元)相同的情况下,下列物质的水溶液pH最高的是()。A. NaAc B. Na2CO3 C. NH4Cl D. NaCl
【单选题】NASDAQ dealers provide small stocks with liquidity by ______________.
A.
matching buyers and sellers of stocks.
B.
combining orders received during the day in an after market auction.
C.
specializing in particular stocks and making an orderly market.
D.
holding inventories of stocks and standing ready to buy or sell at quoted prices.
【单选题】When stocks with the same expected return are combined into a portfolio
A.
the expected return of the portfolio is less than the weighted average expected return of the stocks.
B.
the expected return of the portfolio is greater than the weighted average expected return of the stocks.
C.
the expected return of the portfolio is equal to the weighted average expected return of the stocks.
D.
there is no relationship between the expected return of the portfolio and the expected return of the stocks.
【判断题】在制图时，一般应在剖视图的上方标出剖视图的名称，在相应的视图上标出剖切位置线表示剖切位置，用箭头表示投影方向，并在剖切位置线的切止点或折点处注出同样的字母。
A.
正确
B.
错误
【单选题】You want to balance that out with some riskier investments that may bring a higher return, such as stocks . Stocks means the same as in sentence ________________ .
A.
If you had $ 50 , 000 in emergency savings I would not feel comfortable investing it in stocks.
B.
Pre - ordered items are shipped directly o nce they come into stock.
C.
The shop stocks all kinds of interesting gadgets, accessories, and furniture.
【简答题】普通股票(common stocks)
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