他表示，8到10岁的儿童应该在早晨八点半或之后开始上课，16岁和18岁的青少年应该分别在上午10点和11点开始上课。

He said children aged eight to 10 should start school at 8.30am or later, 16-year-olds should start at 10am and 18-year-olds at 11am.

youdao

我八点半去学校。九点钟开始上课。

I go to school at half past eight and lessons start at nine o 'clock.

youdao

八点钟开端上课。

School begins at 8 o'clock.

youdao

八点钟开端上课。

School begins at 8 o'clock.

youdao