1. crucial ['kruːʃ(ə)l] adj. 至关重要的；决定性的

be crucial to…对…至关重要

Winning this contract is crucial to the success of the company.

赢得这份合同对这家公司的成败至关重要。

be of crucial importance

Good leadership is of crucial importance in motivating staff.

良好的领导能力对于激发员工积极性是至关重要的。

play a crucial role/part in something

Parents play a crucial role in preparing their children for adult life.

父母在为孩子准备成年生活方面起着至关重要的作用。

2. dominate ['dɒmɪneɪt] vt./vi. 耸立于，俯视；控制，支配，统治

The ancient castle dominates the city of Edinburgh.

这座古老的城堡俯视着爱丁堡市。

The book is expected to dominate the best-seller lists.

这本书预期将占据畅销书榜首的位置。

He completely dominates the family.

这个家完全由他做主。

The superpower attempted to dominate over other countries.

超级大国企图支配其他国家。

dominant ['dɒmɪnənt] adj. 占优势的，处于支配地位的，重要的

The British were formerly dominant in India.

英国人从前统治印度。

The firm has achieved a dominant position in the world market.

这家公司在国际市场上占有举足轻重的地位。

3. integrate ['ɪntɪgreɪt] vt./vi. (使)合并，成为一体；加入，融入群体

to integrate theory with practice

理论与实践相结合

Colourful illustrations are integrated into the text.

课文里配有彩色插图。

He didn't integrate successfully into the Italian way of life.

他没有成功融入到意大利的生活方式中去。

They tried to integrate with the local community.

他们努力融入本地社区。

integral ['ɪntɪɡrəl] adj. 必需的，不可缺少的，构成整体所需的

Vegetables are an integral part of our diet.

蔬菜是我们膳食中不可缺少的一部分。

She is our best player, and is integral to our team.

她是我们最好的球员，对我们队是不可或缺的。

4. integrity [ɪn'tegrɪtɪ] n. 完整，完全；正直，诚实

the territorial integrity of the country/nation

国家的领土完整

I have always regarded him as a man of integrity.

我一直把他当作一个正直诚实的人。

a man of complete integrity

刚正不阿的人

a man of great moral integrity

道德高尚、正直诚实的人

5. cater ['keɪtə] vt. 供应伙食，承办(宴席)；满足，迎合

Joan has catered functions for up to 200 people.

琼承办过多达200人的宴会。

He has a small hotel and also caters for weddings and funerals.

他开了一家小旅馆，并承办红白喜事的酒席。

cater for/to: 迎合…的需要

shops that cater to the needs of baby

经营婴儿用品的商店

His works are meant to cater to popular demand.

His works are meant to cater for the mass market.

他的作品主要是为了迎合大众市场的需要。