An economist predicts that over the next year, there is a 56 percent probability that oil prices will fall slightly and a 17 percent probability that new estate tax legislation will be enacted. According to this prediction, the probability that at least one of these independent events will occur is closest to:

So far this year we __ a fall in house prices by between 5 and 10 percent．（ ）A.

[单选题]The current price of Bosto shares is €50. Over the coming year, there is a

[试题]This near-tripling of oil prices calls up scary memories of the 1973 oil shock, when prices quadrupled, and 1979-1980, when they also almost tripled.

1.According to the economist, the hiring is a good sign of economic recovery, __

[单选题]They ________ seamen next year.A．areB．wereC．will beD．shall be

Last year the advertising rate _____________ by 20 percent．（ ）A. raisedB. arouse

[单选题]A five-year bond with an 8.00 percent semiannual coupon currently trades at

Americans are not _ to bargaining over prices, and in fact usually feel quite un

（）he was an old customer, the boss allowed ten percent discount off the prices o

[单选题]The factory is dueto be [demolished] next year.A.pulled downB.rebuiltC.reno