"Be afraid of (doing) sth" 是一个常用的英语短语,表示对某事或某物感到恐惧、担忧或不安。这里的"be afraid"是动词短语,"of"是一个介词,后面接名词或者动名词(即"doing"形式)。整个短语强调的是对可能发生的负面结果或情况的内心恐惧。

## 用法

1. 当"of"后面接名词时,表示害怕某人或某物:

   - I am afraid of spiders.(我害怕蜘蛛。)

   - She is afraid of her boss's reaction.(她害怕老板的反应。)

2. 当"of"后面接动名词时,表示害怕做某事或某个行动的后果:

   - He is afraid of speaking in public.(他害怕在公众面前讲话。)

   - They are afraid of getting lost in the forest.(他们害怕在森林里迷路。)

## 同义词辨析

1. "Fear" 和 "Be afraid of"

   - "Fear" 通常用于更正式或文学的语境,而 "Be afraid of" 更常见于日常对话。

   - 例如:I fear the dark.(我害怕黑暗。)与 I'm afraid of the dark.(我怕黑。)两者表达相同含义,但后者更为口语化。

2. "Worry about" 和 "Be afraid of"

   - "Worry about" 涉及更多的是焦虑和忧虑,不一定涉及强烈的恐惧感。

   - 例如:I worry about my exam results.(我担心我的考试成绩。)这并不表示对结果有强烈的恐惧,只是表示关心和忧虑。

3. "Be scared of" 和 "Be afraid of"

   - "Be scared of" 与 "Be afraid of" 在大多数情况下可以互换使用,都表示害怕的意思,但在口语中,"Be scared of" 更加直接和强烈。

   - 例如:She is scared of thunderstorms.(她害怕雷暴。)与 She is afraid of thunderstorms.(她怕雷暴。)两者含义相同,但前者语气稍重。

## 示例句子

1. The child is afraid of the monster under his bed.(孩子害怕床下的怪物。)

2. She's always afraid of making mistakes in front of others.(她总是害怕在别人面前犯错。)

3. He was afraid of losing his job during the economic downturn.(他在经济衰退期间害怕失去工作。)

4. They're afraid of being caught by the police.(他们害怕被警察抓到。)

5. The elderly couple is afraid of going out alone at night.(这对老夫妇害怕晚上独自出门。)