设变量已正确定义,选项()与以下程序段不等价。switch(choice){case1:price=3.0;case2:price=2.5;default:price=0.0;}A.price=0.0;B.switch(choice){default:price=0.0;case2:price=2.5;case1:price=3.0;}C.price=0.0;switch(choice){case1:price=3.0;case2:price=2.5;}D.if(choice==1){price=3.0;price=2.5;price=0.0;}elseif(choice==2){price=2.5;price=0.0;}else{price=0.0;}

以下代码的输出结果是（）。publicclassTest{publicstaticvoidmain(String[]args){double[]price=newdouble[5];price[0]=98.10;price[1]=32.18;price[2]=77.75;System.out.print((int)price[0]+""+(int)price[1]+""+(int)price[2]+""+(int)price[3]+""+(int)price[4]);}}

A—cost price B—factory priceC—net price D—price free on boardE—purchase price F—sale priceG—wholesale price H—purchase priceI—fixed price J—guaranteed priceK—cash price L—market priceM—preferential price N—piece priceO—price control P—maximum priceQ—minimum price （）批发价（）单位价格

为查询Products表中,价格Price在5－10元之间的产品信息，请补全以下SELECT语句 SELECT ProductID,ProductName,Price FROM products WHERE_________ AND_________ A: price>=5,price<=10 B: price>5,price<10 C: price<=5,price<=10 D: price>=5,price>=10

During a Deal, the reference price can be either Your Price or Sales Price, whichever is higher. You are allowed to change the Your Price or Sales Price fields to keep the reference price lower than Sales Price or Your Price.( )

The price formed in the commodity exchange is（ ） A: “Free market” price B: “Closed market” price C: International market price D: Semi-closed market price

The share exchange ratio is defined as A: Offer price for the target divided by the acquirer's share price B: Offer price for the target divided by the target's share price C: Acquirer's share price divided by the target's share price D: Target's share price divided by the offer price E: Acquirer's share price divided by the offer price

【单选题】特价的英文表达是？ A.retail price B.sales price C.sale price D.original price

<?php function values($price,$tax=""){ $price=$price+($price*$tax); echo "价格:$price";} values(50,0.25); ?>

17. Which one has the same meaning as the word "bedrock price"? A: the highest price B: the lowest price C: the proper price D: the reduced price