7:40用英语可以表示为：
1、seven forty 七点四十
2、twenty to eight 差二十分八点
3、forty past seven 七点过去四十分
拓展资料
seven forty
1. The restaurant doesn't open until seven forty - five .
饭馆要到 七点四十五分 才开门.
2. He had reason to be pleased with himself, since he was one of only seven out of forty candidates who were successful.
他有理由沾沾自喜，因为他是40个候选人里仅有的7名成功者之一。
3. It was already dark when Celia walked to Forty - seven Park Street.
西莉亚步行去四十七号公园大街时,天色已黑.
4. I lost forty - seven pounds by being honest this morning.
今天早上就因为忠厚我损失了四十七镑.
twenty to eight
1. After years of frustrated efforts I was wild to accomplish things - and twenty - eight years old.
过去几年,我劳而无功,到这时,已经 二十八 岁了.心中怀着强烈的欲望,想有一番作为.
2. Twenty - eight and we're going to take out thirty - seven, so that's five and three seven.
是28,我们扣掉37, 那么这里是5,然后37.
3. This week, Albania and Croatia officially joined NATO -- bringing the alliance to twenty - eight nations.
这周, 阿尔巴尼亚和克罗地亚正式加入北约 ---- 使联盟增加到二十一个国家.
4. Within twenty - eight months, Geneen replaced him with another man supposedly more to his liking.
二十八 个月内, 吉宁找了另一个大概他更喜欢的人替换了那个人.
twenty to eight
twenty
英 [ˈtwenti] 美 [ˈtwenti]
n. 二十；二十年代
num. 二十
adj. 二十的
[ 复数 twenties ]