In second grade, our teacher lined up my class on the playground and had each of us race across the monkey bars2, swing from one high rod to the next.

上二年级时，我们的老师叫我们班同学列队在操场上进行猴架比赛，从一个高杠悬荡到下一个杠。

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The high school grade point average of the Class of 2013 is 3.86.

2013届学员在高中的平均绩点值为3.86。

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Here in Franklin Lakes, students in a second-grade class at High Mountain Road School rolled dice last week to build two - and three-digit Numbers.

在富兰克林湖，高山路小学2年级班的学生们上周通过掷骰子来建立对2位数和3位数的认识。

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On Wednesday, Facebook founder and CEO Mark Zuckerberg ushered an eighth grade class into high school with a few nuggets of wisdom.

FORBES: Graduation Season Continues for Facebook

As part of my job, I reported alarming inadequacies: in one case high-grade equipment (ASME III, class 1) was operated in nuclear power reactors with no accepted safety file, regardless of a previous accident and a half-dozen failures in achieving acceptable design results.

BBC: Can nuclear power ever be safe?

Kopila Valley, which currently serves pre-K through 8th grade, is opening its first high school class.

FORBES: Meet Maggie Doyne, Forbes Excellence In Education Winner, Mommy To 40