某人向同一目标独立重复射击，每次射击命中目标的概率为p(0＜p＜1)，则此人第4次射击恰好第2次命中目标的概率为()．
A. 3p(0＜p＜1)2
B. 6p(0＜p＜1)2
C. 3p2(0＜P＜1)2
D. 6p2(0＜p＜1)2
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Which of the following can best summarize the third paragraph？
A. The company concerned should drop clients off within snorkeling distance of a whale.
B. Engine noise from a maneuvering boat can startle a whale.
C. Whales will change their habits if a person keeps bothering them.
D. All possible harms to whales.
The famous nitro boosts are added to the engine so that______ .
A. drivers can beat other racers in speed
B. it is smoother to start the car
C. the car can climb the steep slope easily
D. the car can cover a longer distance
会计核算应当以实际发生的经济业务为依据的原则为历史成本原则。()
A. 正确
B. 错误
A．She regretted having bought the second-hand car.B．It is unnecessary to rent another
A. She regretted having bought the second-hand car.
B. It is unnecessary to rent another house.
C. They should sell their second-hand car and buy a new one.
D. They can afford a second-hand car.
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