阅读以下代码,运行结果为( )。 [2,3,4,5].reduce(function(total,item){return total+item;});

___________assessment means you just mark each item andcount the total points A: Peer B: Qualitative C: Quantitative D: Written

通常使用（）属性可以返回集合中的对象数目。 A: Count B: Number C: Item D: Total

Which of the following is a definition of the Market Skimming pricing strategy? A: Add a profit margin to the total cost of producing the item B: Add a profit margin to the marginal cost of producing the item C: Set a high price initially then lower gradually to increase demand D: Set a low price initially to get a large market share, increase later

开启第二条生产线的标准（） A: 早餐ITEM数≥280/午餐ITEM≥241 B: 早餐ITEM数≥281/午餐ITEM≥240 C: 早餐ITEM数≥241/午餐ITEM≥280 D: 早餐ITEM数≥200/午餐ITEM≥180

The opportunity cost of an item is ( ). A: the price of that item B: what you give up to get that item C: the time you have to spend on earning enough money to buy that item D: the cost of producing that item

A credit item is an item for which a country must pay. ( )

What is true about the point-to-point comparison? A: We move back and forth between Item A and Item B at each point. B: We should discuss items in the same order throughout the essay. C: Shifting between Item A and Item B makes the comparison easy to follow. D: It fully discusses Item A at first and then turns to Item B. E: It presents all the information about Item A and then all that about Item B.

If an item is _________ the shopping cart, chances are your item is sold out.

The most effective complaint can be made by ________. A: showing the faulty item to the manufacturer B: explaining exactly what is wrong with the item C: saying firmly that the item is of poor quality D: asking politely to change the item