Vocabulary and Structure
词汇辨析与运用
重要程度：8 分
<h2>Unit 1: Vocabulary and Structure - 重点内容词汇辨析与运用</h2>
<h3>1. 词汇辨析</h3>
<p><strong>1.1. affect vs. effect</strong></p>
<ul>
<li><strong>affect (动词)</strong>: 影响，通常指对某人或某事产生影响。</li>
<li><strong>effect (名词)</strong>: 效果，结果，通常指影响的结果。</li>
</ul>
<p><strong>例句:</strong></p>
<ul>
<li>The weather will <em>affect</em> our travel plans. (天气将影响我们的旅行计划。)</li>
<li>The new policy had a positive <em>effect</em> on the economy. (新政策对经济产生了积极的影响。)</li>
</ul>
<p><strong>1.2. adapt vs. adopt</strong></p>
<ul>
<li><strong>adapt (动词)</strong>: 适应，调整自己以适应新的环境或情况。</li>
<li><strong>adopt (动词)</strong>: 采用，接纳，收养。</li>
</ul>
<p><strong>例句:</strong></p>
<ul>
<li>She had to <em>adapt</em> to the new school environment. (她不得不适应新的学校环境。)</li>
<li>The company decided to <em>adopt</em> a new marketing strategy. (公司决定采用新的营销策略。)</li>
</ul>
<p><strong>1.3. ensure vs. assure vs. insure</strong></p>
<ul>
<li><strong>ensure (动词)</strong>: 确保，保证。</li>
<li><strong>assure (动词)</strong>: 使确信，向某人保证。</li>
<li><strong>insure (动词)</strong>: 投保，保险。</li>
</ul>
<p><strong>例句:</strong></p>
<ul>
<li>We must <em>ensure</em> that the project is completed on time. (我们必须确保项目按时完成。)</li>
<li>I can <em>assure</em> you that everything will be fine. (我可以向你保证一切都会好起来的。)</li>
<li>He decided to <em>insure</em> his car against theft. (他决定为他的车投保防盗险。)</li>
</ul>
<h3>2. 词汇运用</h3>
<p><strong>2.1. 选择填空题</strong></p>
<ol>
<li>The new law will _______ a significant change in the industry. (affect / effect)</li>
<li>She was able to _______ quickly to the new job requirements. (adapt / adopt)</li>
<li>The government has decided to _______ a new environmental policy. (adapt / adopt)</li>
<li>The company wants to _______ that all employees follow the safety guidelines. (ensure / assure / insure)</li>
<li>The manager tried to _______ the customers that the product was safe. (ensure / assure / insure)</li>
<li>He decided to _______ his house against fire damage. (ensure / assure / insure)</li>
</ol>
<p><strong>答案:</strong></p>
<ol>
<li>effect</li>
<li>adapt</li>
<li>adopt</li>
<li>ensure</li>
<li>assure</li>
<li>insure</li>
</ol>