helpful

helpful的音标为[ˈhelpfl]，基本翻译为“有帮助的，有益的”。速记技巧为“he-lp-ful”，可以分解为“help”（帮助）和“ful”（充满的、足够的）。在记忆该单词时，可以结合其词义进行联想记忆，例如：当需要寻求帮助时，某人是“helpful”的，即表示有帮助的。

helpful这个词的词源可以追溯到拉丁语词根“help”和“fultum”，意为“帮助”或“援助”。它最初的形式是“helper”，后来在英语中演变为“helpful”。

helpful的变化形式主要有复数形式“helpers”和第三人称单数现在式“helps”。

相关单词：

1. helpfulness - 名词，意为“帮助；有益；有帮助”。

2. helpful - 形容词，意为“有帮助的；有益的；有效的”。

3. helpless - 形容词，意为“无助的；无益的；无用的”。

4. helpmate - 名词，意为“助手；配偶”。

5. help - 动词和名词，意为“帮助；援助”。

6. aid - 动词和名词，意为“援助；帮助”。

7. assistance - 名词，意为“帮助；援助”。

8. helper - 名词，意为“助手；劳动者”。

9. hand - 名词和动词，意为“手；帮助；交货”。

10. support - 动词和名词，意为“支持；帮助；支撑物”。

举例来说，当说某人是一个“helpful person”时，这意味着他们经常提供帮助和援助。而当说某人“helpless”时，则表示他们无法提供帮助或无法应对困难的情况。这些单词在英语中都广泛使用，并且在日常交流和学术语境中都有重要的意义。

常用短语：

1. be helpful to

2. be helpful with

3. be of help

4. helpful advice

5. helpful suggestions

6. be helpful in doing

7. be helpful for

例句：

1. She is always helpful to others and is always ready to lend a hand.

2. He is helpful with his classmates when they have difficulties with their studies.

3. The booklet provides helpful advice for those who are planning a trip abroad.

4. The teacher gave us some helpful suggestions on how to improve our writing skills.

5. It is helpful to remember to pack a raincoat when going on a hiking trip.

6. It is helpful for us to learn from our mistakes and improve ourselves.

7. The doctor"s advice was very helpful in relieving my mother"s pain.

英文小作文：

标题：Helpfulness in Life

Helpfulness is an essential quality in life, which can make a significant difference to others and ourselves. Helping others not only brings joy and satisfaction, but also helps us develop empathy and compassion, which are essential for a healthy and fulfilling life.

Helping others in small ways, such as offering a seat on the bus to an elderly person or helping a friend with their homework, can have a big impact on their day and our own sense of well-being. On the other hand, larger acts of kindness, such as volunteering at a local charity or lending a helping hand during a crisis, can have a profound effect on the lives of those we help and on our own sense of purpose and value.

Helping others not only benefits those we help, but also benefits ourselves in many ways. It can improve our physical and mental health, enhance our relationships with others, and provide us with a sense of accomplishment and satisfaction that cannot be measured by anything else. Therefore, it is important to be mindful of opportunities to be helpful, both in small and large ways, and to seize them with enthusiasm and generosity of spirit.