sixteen 四级六级

It's an imposition to ask the workers to work sixteen hours a day.

"求工人每天工作十六个小,真是太过份了。"

She began dating boys when she was sixteen.

她16岁就开始同男孩子约会了。

He was scarcely sixteen when he joined the army.

他参十六岁。

When he was sixteen he joined a religious sect.

他16岁的候加入了一个宗教教派。

She was sixteen and sweetly innocent.

她当16 岁，天真烂漫，招人喜爱。

Compulsory schooling ends at sixteen.

务教育至16 岁为止。