It is the manufacturers that pay for all the cost of coupons as it is an effective way for them to reduce the cost of advertisement.

翻译听力原文（） A: What are the differences between marketing and cost-effective publicity B: Could you say something on the subject of cost-effective publicity C: How much will the conference on marketing and sales cost us D: When will the subject of the 50-minute conference be publicized

It is the manufacturers that pay for all the cost of coupons as it is an effective way for them to reduce the cost of advertisement. A: 正确 B: 错误

Which is not a key element in designing one effective website? A: Context B: Community C: Cost D: Connection

When collecting information, as along as the investigation quality can be ensured (the information is real and effective), the efficiency and cost of the investigation can be ignored if necessary.

Software Engineering Economy is an effective part of software engineering, which of the fol-lowing content is the research content of software engineering economy ( ) Ⅰ．Estimation of software development cost Ⅱ．Earn & Cost analysis of software development Ⅲ．Adjustment of software development progress A: Ⅲ only B: Ⅱ and Ⅲ C: Ⅰ and Ⅱ D: all

One of the easiest, cost-effective ways to fundraise for charity is to post it on social media sites.

Fixed Cost，Veriable Cost，Explicit Cost，Implicit Cost，Opportunity Cost，Sunk Cost，Economic Profit，Normal Profit，Average Cost，Margial Cost

【多选题】What are the elements of an effective presentation? A. Effective organization of information B. Effective delivery of information C. Effective use of language

This book______me twenty dollars. A: is cost B: was cost C: cost D: have been cost