Children not as liked by their first-grade peers had slightly lower grades in fifth grade, while those with higher social acceptance had higher grades.

在一年级时不太受同伴欢迎的孩子，读五年级时的成绩略低，而社交接受度较高的孩子会取得更好的成绩。

youdao

As the fifth of seven children, I went to the same public school as my three elder sisters and brother.

作为七个孩子中的老五，我和我的三个姐姐和哥哥上同一所公立学校。

youdao

By fifth grade, children with early attention difficulties had lower grades and reading achievement scores than their peers.

五年级时，早期存在注意力障碍的儿童取得的学习成绩和阅读成绩，都低于同龄儿童。

youdao

She was the fifth of nine children born to the Irish Catholic family of Joseph and Rose Kennedy.

VOA: special.2009.08.23

Almost one-fifth of American children and teenagers are overweight.

VOA: special.2009.08.06

Millions of children die before their fifth birthday.

VOA: special.2010.05.05

More than one-fifth of children and 27% of blacks and Hispanics were poor, too.

ECONOMIST: Shocking numbers, just as sacrifices are being demanded

At age 11, one fifth of children fail to reach the level expected in English (Level 4) - although achievement in reading is better than in writing.

BBC: New reading test for six-year-olds spelt out

Colin Davis was born in 1927 at Weybridge in Surrey, the fifth of seven children.

BBC: Obituary: Colin Davis