⑬you want to reach是省略了关系代词that或who的定语从句，修饰people。

　　⑭target/'tɑːɡIt/n.目标；靶子vt.瞄准；以......为目标

　　⑮determine/dI'tɜːmIn/vt.确定，查明；决定；裁决

　　⑯analysis/ə'næləsIs/n.分析，分析结果

　　⑰in advance提前如何策划广告宣传活动？

　　与单个广告不同的是，广告宣传活动是预告策划的系列广告，利用各种广告形式去影响特定的受众。当你开始一个成功的广告宣传活动时，你的心里必须有一个清晰的目标和受众。重要的是，你得确切弄清楚想要告诉受众什么、想让他们做什么。在广告宣传活动中，你可能需要运用包括海报、报纸、杂志、收音机和电视在内的不同种类的媒介。

　　首先你必须考虑三个主要问题：

　　1．谁是你广告宣传活动的受众？

　　你期望引起注意的人群就是你的目标受众。为了确定你的受众，你将需要提前做一点调查和分析。你将需要探索受众已有的想法。必须要了解你的受众，这一点非常重要，因为这样你才会为所针对的人群创造出恰当的信息。

　　2 What do you want your ad campaign to say?

　　After you have decided who your audience is, it is time to decide what you want the audience to know or think about⑱. It is important to always try to appeal to⑲ the audience in order to get them to react⑳ in a certain way. You can gather\s\up1(21(21) this information from your research. When planning a public welfare campaign\s\up1(22(22)， you may want to ask yourself：

　　·What does my audience already know about this problem？　

　　·What aspects of this problem would they care about or be concerned with\s\up1(23(23)？

　　·Is there some history behind the problem that they would be interested in\s\up1(24(24)？

　　·How does the problem personally\s\up1(25(25) affect their lives?

　　3 How do you reach your audience?

　　There are lots of different ways to get your message across\s\up1(26(26) when you are putting together\s\up1(27(27) an ad campaign. You must decide what approach\s\up1(28(28) you want to use\s\up1(29(29). This decision should depend mainly on your target audience and which kinds of ads reach that group best.

　　⑱It is time to do sth.是固定句式，意为"到了做某事的时候了"。decide后接what引导的宾语从句。

　　⑲appeal to吸引，引起兴趣；呼吁

　　appeal/ə'piːl/vi.有吸引力；呼吁，恳请n.吸引力；呼吁

　　It is important ...中It为形式主语，真正的主语为动词不定式to always try to。

　　⑳react/rI'ækt/vi.做出反应，回应

react to对......做出反应