PSAs are often placed ________ _________, and are _________ to educate people about health, safety or any other issue.

公益广告往往是免费投放的，其目的是就健康，安全或者其他问题对人们进行教育。

PSAs are often placed _____ free, and are ______ to educate people about health, safety, or any other issue which affects public welfare.

A．for, intend                                     B．for, intended

C．of, to intend                       D．in, intending

根据课文内容填空

There are two main types of advertisements— commercial advertisements and     1.service advertisements (PSAs). A commercial advertisement is one which someone has paid for to    2.a product or service. PSAs are often placed for free, and are    3.to educate people about health., safety, or any other issue which affects public    4..

This   5.will give you some information about RealCine: how it works, why it is better than   6.cinema,

and how it can be used in other ways. I believe you will be     7.by the RealCine experience, and will agree

that this is an extraordinary     8.that must be developed further.

(2)根据课文内容填空

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

This   45  will give you some information about RealCine: how it works, why it is better than   46   cinema,

and how it can be used in other ways. I believe you will be     47   by the RealCine experience, and will agree

that this is an extraordinary     48     that must be developed further.

 (2)根据课文内容填空

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

This   45  will give you some information about RealCine: how it works, why it is better than   46   cinema,

and how it can be used in other ways. I believe you will be     47   by the RealCine experience, and will agree

that this is an extraordinary     48     that must be developed further.