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1·It was 1961 and I was in the fifth grade.

那是1961年，当时我在读五年级。

2·Social acceptance by peers in early childhood also predicted grades in fifth grade.

童年早期，孩子受到同龄人的社交接纳度也预示了其五年级的成绩。

3·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。

4·I don't become a serious climber until the fifth grade, when I went up to rescue a kite that was stuck in the branches of a tree.

直到五年级我才成为一个真正的攀登者，那时我去救了一只被卡在树枝上的风筝。

5·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。

6·Lower reading achievement scores and grades in fifth grade contributed to reduced grades in middle school and thereby contributed to a 40% lower high school graduation rate.

五年级学生的阅读成绩分数较低，导致其进入中学后成绩下降，进而导致高中毕业率下降40%。

7·I was done with Latin by fifth grade.

我五年级就修完拉丁语了。

8·The clever boy jumped the fifth grade in school.

那个聪明的男孩跳过了小学五年级。

9·When I was in the fifth grade I placed in a national writing contest.

五年级的时候，我参加了一次国家写作比赛。

10·The year I was in fifth grade, I saw a television commercial for tampons.

那年我上小学五年级，在电视上看到一个关于卫生棉的广告。