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Unit 1 Quiz on Cloze

1、单选题：
​    Marketing is best identified using what are called the 4 Ps or mix of marketing: Product, Price, Promotion and Place. Starting with products, companies have many procedures they must undertake to  1  their products are ready for selling. The first stage is called the “ideation stage”, where the idea for the product is  2 .‍​    Then, marketing departments usually test new product concepts with focus groups and surveys to ascertain interest levels among  3  buyers. If the interest level is high, marketers may then sell products on a  4  basis to track sales. If product sales are high, products are then rolled out on a national level. Before products go to the market, companies must decide what  5 , sizes, flavors and scents they should sell and the  6  designs they should use. Consumers have much input in these decisions.  ‍​    Price is also  7  through focus groups and surveys. Companies must know the optimal price to sell their products to  8  maximum return. One way to determine price is to set it at a level comparable to competitors; that is if the company can recover all product associated expenses and still make a profit. If the company is introducing a new product that has never  9 , they must  10  how much the consumer is willing to pay for it. Customers will only pay so much for products. Price a product higher and sales can drop off exponentially.‍
选项：
A: sure
B: ensure
C: certain
D: certainly
答案: 【 ensure】点我阅读全文