Students in Group 1 didn't see a grade increase.

第一组的学生没有成绩的提高。

youdao

Last year the national program for playground safety gave the nation's playgrounds a grade of "C" for safety after visiting more than 3,000 playgrounds nationwide.

去年，国家游乐场安全计划在全国范围内走访了3000多个游乐场后，将国家游乐场的安全等级定为 “C” 级。

youdao

You get an A grade for scores of 75 and over.

75分及75以上的分数就是优等。

《牛津词典》

Getting a grade like a B-plus or a C-minus adds or subtracts a few tenths of a point.

VOA: special.2009.03.05

Maybe somebody who knows Citizen Kane and would like to have a grade for the first 50 pages.

也许比较清楚了解的同学可以做,需要先读前50页的内容。

麻省理工公开课 - 电影哲学课程节选

Well, it's a long time ago but it was elementary school, you know, maybe 3rd grade, 4th grade,

那是很久以前的事情了，应该是小学时候吧，那大概是三年级或者四年级，

美国的博物馆教育 - SpeakingMax英语口语达人

The Festival took place in Victoria Hall, a grade II listed building in the heart of Saltaire Village.

UNESCO: UK National Commission for UNESCO - Drunk on success: Saltaire World Heritage Site showcases its award-winning beer at Bradford Beer Festival

This past December, a Metro-North train struck a car at a grade crossing in Redding, Conn.

WSJ: Train Derailment Injures Dozens

Built in 1788, it is the UK's most complete Georgian playhouse and a Grade I-listed building.

BBC: The Georgian Theatre Royal in Richmond