(2)根据课文内容填空 There are two main types of advertisements- commercial advertisement

(2)根据课文内容填空(8分)

There are two main types of advertisements—commercial advertisements and     41   service advertisements (PSAs). A commercial advertisement is one which someonehas paid for to    42       aproduct or service. PSAs are often placed for free, and are   43     to educate people about health., safety, or anyother issue which affects public   44       .

This   45  will give yousome information about RealCine: how it works, why it is betterthan   46   cinema,

and how it can be used in other ways. Ibelieve you will be     47   by the RealCineexperience, and will agree

that this is anextraordinary     48     that must bedeveloped further.

试题答案

【答案】

41-48   41 public  42promote  43 intended   44 welfare  45 proposal  46ordinary  47 amazed  48 technology

【解析】略