请认真阅读下面短文，并根据各题所给的汉语注释或首字母提示，在答题卡标有题号的横线上，写出空缺处各单词的正确形式。每空限填一词。

Should we say “thank you” to AI? Here are two o____1____ ideas. Some people consider it a w____2____ of energy and money. According to a CEO of an AI company, saying “thank you” ____3____ (花费) the company tens of millions of dollars every year, for AI has to reply every time. H____4____, some argue that saying “thank you” to AI is necessary. In our real life, AI’s r____5____ for humans is not simple: it can be a helper, a friend or even a family member. Whenever we feed it with a question, AI offers us as many possible ____6____ (答案) as we need. It can listen to us, comfort us, praise us and even c____7____ us up when we are sad. By showing politeness to AI, we could make o____8____ more warm-hearted and more willing to communicate with others. So, what’s YOUR opinion?

1.1.

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解析：选opposite。opposite 题型：首字母填空 解析：后文介绍两种不同看法，opposite 形容词，意为 “相反的，对立的”，修饰名词 ideas。two opposite ideas 两种对立观点。

2.2.

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解析：选wast。waste 题型：首字母填空 解析：固定搭配 a waste of… 表示 “…… 的浪费”；a waste of energy and money 精力与金钱的浪费。

3.3.

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解析：选costs。costs 题型：汉语提示词填空 解析：主语 saying “thank you” 是动名词作主语，视为单数；cost 表示 “花费（金钱）”，一般现在时，用 costs。

4.4.

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解析：选However。However 题型：首字母填空 解析：前文是反对观点，后文是支持观点，表转折，however “然而”，句首首字母大写。

5.5.

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解析：选role。5.role 题型：首字母填空 解析：role 角色；AI’s role for humans 人工智能对于人类的角色。后文 a helper, a friend or even a family member 提示填 role。

6.6.

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解析：选answers。6.answers 题型：汉语提示词填空 解析：many 后接可数名词复数；answer “答案”，复数 answers。

7.7.

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解析：选cheer。cheer 题型：首字母填空 解析：固定短语 cheer sb. up 使某人振作；and 连接并列动词，前面是 listen, comfort, praise，用动词原形 cheer。

8.8.

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解析：选ourselves。ourselves 题型：首字母填空 解析：make ourselves… 让我们自己……；反身代词 ourselves 指代我们自身。