Research shows that given 15 minutes of free play, four- and five-year-olds will spend a third of this time engaged in spatial, mathematical, and architectural activities.
研究表明，如果给定15分钟的自由玩耍时间，四到五岁的孩子会将其中三分之一的时间花在有关空间、数学和建筑的活动上。
The report recommends that more resources be devoted to teaching four-year-olds.
该报告建议投入更多的资源用于4岁儿童的教育。
Not long ago, researches learned that four-day olds could understand addition and subtraction.
不久前，研究人员发现4天大的婴儿能够理解加减法。
In 1972, Professor Walter Mischel tested the willpower of 600 four-year-olds to six-year-olds.
1972年，沃尔特·米歇尔教授测试了600名4岁至6岁儿童的意志力。
It is believed that the road to a "good" college begins as early as preschool, and even four-year-olds are required to read and memorize new words every day.
人们认为，通往“好”大学的道路早在幼儿园就开始了，甚至4岁的孩子也需要每天阅读和记忆新单词。
However, we do not agree with all its proposals for changing the curriculum, or that politicians should end school for four to six year olds.
但是，我们也不全盘接受修改课程的建议，也不认为政客们应当取消孩子们在四至六岁入学的政策。
She said that schools were giving four, five and 11-year-olds several worksheets to complete during the Easter holidays in preparation for key stage two Sats tests next term.
她说：各学校给四、五岁和十一岁的孩子们发放了几张作业表，要他们在复活节假期完成，以为迎接下学期进行的两个关键阶段的标准成绩考试（Sats）做准备。
I spent four and a half years at Texas A&M watching 18- to 25-year-olds walk around campus in flip-flops and shorts and T shirts, wearing backpacks and having fun going to class.
我在德州农工大学当了四年半校长，看着那些20岁上下，穿着拖鞋T恤短裤、背着书包的年轻人在校园里面游走或在草地上嬉耍。
The study looked at the 40 states which fund programmes for three - or four-year-olds.
该研究对40个设立了对三到四岁儿童资金项目的州进行了调查。
The four-year-olds were pictured as they tried on uniforms before their first day at Osborne Junior and Infant School in Erdington, Birmingham.
图为这对四岁的双胞胎穿着制服，准备开始她们在伯明翰爱丁顿奥斯本幼稚园的第一天。
Reading Recovery is aimed at six-year-olds, who receive four months of individual daily half-hour sessions with a specially trained teacher.
读书复兴计划针对的是六岁儿童，这些儿童在受过专业训练的老师的指导下进行了为期四个月的每天半小时的单独训练。
Sport was the most popular activity, with 48% of parents of four - to 18-year-olds saying that their child did some form of sporting activity.
体育是最受欢迎的活动，4-18岁孩子的家长中有48%的人承认他们的孩子参加了某种体育活动。
What's particularly interesting is you get this effect easily with undergraduates but you also get it with four-year-olds and with monkeys.
但这个实验有一个很有趣的地方，在本科生中做这个实验，很容易就得出这个结果，而在四岁小孩和猴子中，同样能得到这个结果。
The share of 17-year-olds aspiring to four-year college, meanwhile, reached 69% in 2003, double the level of 1981.
相反，2003年，申请四年制大学的青少年（17岁）比例高达69%，为1981年的两倍。
You show this to three- and four-year-olds.
你把这个呈现给三四岁的儿童
In a study from Stanford University School of Medicine, a group of 50 - to 76-year-olds who had complained of sleep problems began moderate exercise for about half an hour four times a week.
斯坦福大学医学院的一项研究，要求一组年龄在50- 76之间有睡眠障碍的受测人员，为时一个半小时的中等强度的锻炼，每周进行4次。
First you must accept he is not to blame in any way, and that around one in five four-and-a-half year-olds bed-wet once a week or more.
首先你一定要明白他完全不对此负有责任，此外有大概五分之一的四岁半孩子每周尿床一次或以上。
He left a series of four-year-olds alone in a room with a marshmallow on the table.
他接连将4岁的孩子单独留在一间桌上放有一块棉花糖的房间里。
Since 1998 all pre-schoolers have been entitled to some free nursery care once the y turn four, and in 2004 that entitlement was extended to three-year-olds.
从1998年开始，所有年满4 岁的儿童都有权免费进托儿所读书，到2004年年满3岁儿童也可以进托儿所。
Every autumn for the past six years, researchers from Durham University have given a 15-minute test to around 6, 000 four-year-olds just after they have started school.
在过去的6年里，每年秋季，杜伦大学的研究人员都会对6000个年满四岁已正式上学的儿童进行15分钟的测试。
During the study, 200 four-year-olds viewed flashing groups of blue and yellow dots on a computer screen and were asked which colour was shown the most.
在研究过程中，200名4岁的儿童观看了在电脑屏幕上闪烁着的蓝点和黄点，之后，他们被问到哪种颜色的点的数量最多。
Researchers gave 200 four-year-olds tests of number sense, which is the ability to guess quantities without counting.
研究人员对200名4岁儿童进行了数字意识测试。所谓数字意识就是指猜数量的能力。
Enthusiastic teachers lead four- and five-year-olds who seem hungry to learn.
热情的老师带领着一群4、5岁但看起来对学习充满渴望的孩子。
Thirty-four percent of Milan's 11-year-olds have already had problems with alcohol, and 750,000 minors drink in Italy, the statement said.
该声明表示，11岁以下的米兰少年中，有34%存在饮酒问题，意大利有75万未成年人饮酒。
Since 2004 the state has given vouchers to parents of three - and four-year-olds to pay for up to 15 hours a week of child care during term time.
从2004年开始，对于那些3- 4岁孩子的父母，国家会在法定期间支付给他们每周15个小时的教育券。
There was a dramatic leap in the group of four-year-olds, where yawning spread to 9 out of 20 kids.
而在四岁的孩子这一组中，数字戏剧性的增长到了9个。
The entitlement to free nursery care is being extended from 12 to 15 hours for three- and four-year-olds and to 20,000 two-year-olds from the poorest families.
3到4岁儿童以及2万名2岁底层贫困家庭儿童的免费托儿服务时间从12小时延长到15小时。
Only four percent of 12-year-olds have sent suggestive images of themselves.
在12岁的青少年中，只有4%的人曾发送过自己的带有性暗示意味的照片。
Only four percent of 12-year-olds have sent suggestive images of themselves.
在12岁的青少年中，只有4%的人曾发送过自己的带有性暗示意味的照片。
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