She was able to command the respect of the class.

她赢得了全班的尊敬。

《牛津词典》

If you are not prepared, then you will not be able to participate in our class discussion.

要是你没准备的话，你就不能参加课堂讨论。

youdao

Doctor, I haven't been able to get enough sleep lately, and I'm too tired to concentrate in class.

医生，我最近睡眠不足，上课也很困倦，无法集中注意力。

youdao

Jarrett indicates that will be a focus of the State of the Union Address, "he will be able to set forward his priorities and they will be focusing on the middle class our middle class is struggling out there, they are frustrated, they are angry."

VOA: standard.2010.01.24

I wasn't able to go to the actual graduation ceremony but I was at the class-day ceremony for those seniors to graduating from the religion department. -Right.

额，我没有去成毕业典礼仪式,但我参加了宗教系毕业生典礼,但我参加了宗教系毕业生典礼，-恩。

普林斯顿公开课 - 人性课程节选

If you are not prepared, then you will not be able to participate in our class discussion.

要是你没准备的话，你就不能参加课堂讨论。

Make sure 实战 - SpeakingMax英语口语达人

Now, with these teachers -- listen, with these teachers, we will actually be able to reduce class size in the first, second and third grades to an average of 18 students a class all across America.

CNN: State Of The Union

Few historians understood how people outside the nobility functioned, but there was a thriving middle class able to give its progeny a classical education in public schools, of which Shakespeare and fellow literary luminary Ben Jonson were beneficiaries.

FORBES: Bard En Garde: Jousting With The Doubters

There was little awareness of how other classes of people in the era functioned, including a thriving middle class able to give its progeny a classical education in public schools, of which Shakespeare and fellow literary luminary Ben Jonson were beneficiaries.

FORBES