1·1、3、5和7是奇数。
1, 3, 5 and 7 are odd numbers.
—— 《牛津词典》
2·12减5，剩7。
Take 5 from 12 and you're left with 7.
—— 《牛津词典》
3·看，我有连着的3，4，6，7， 还有一张百搭牌作5。
Look. I have a straight of 3, 4, 6, 7 and the wild card for the 5.
—— 《柯林斯英汉双解大词典》
4·5加7等于12。
5 and 7 make 12.
—— 《牛津词典》
5·四、六和八是偶数，五和七不是。
4, 6, and 8 are even numbers but 5 and 7 are not even.
6·早期的研究表明，年龄在5到7岁之间的在校儿童在选择乐器方面没有偏见，但他们的喜好在8到10岁之间变得更加清晰。
Earlier studies indicated that very young school children aged between 5 and 7 showed no bias in choosing musical instruments, but their tastes become more clear between the ages of 8 and 10.
7·5月5日和7日的《中国日报》刊登了有关桂阳风情与风景大赛的15道题目。
Fifteen questions for the Guiyang Customs and Scenery Competition were published in China Daily on May 5 and 7.
8·请根据刚刚听到的新闻报道回答第5至第7小题。
Questions 5 to 7 are based on the news report you have just heard.
9·我们需要一名保姆，在周一至周五下午4点至6点放学后照顾我们两个5岁和7岁的儿子。
We need a babysitter to look after our two boys aged 5 and 7 after school from 4 p.m.-6 p.m., Mon.-Fri.
10·科学家发现，在5岁到7岁之间，孩子们的记忆量保持在63%至72%之间。
The scientists found that between the ages of 5 and 7,the amount of memories that the children could remember remained between 63%-72%.