“work up to”造句，怎麼用work up to造句

Ren said he never saw Fang beating a worker, but added: "He was not a kind person.... Maybe if they didn't work up to a certain level, there would be no food."

They work up to 13 hours a day, live in cold, dirty, overcrowded dormitories and eat poor food.

Working conditions in factories at the time were appalling—children aged five or six would work up to 15 hours a day.

We will construct under the practicable state and quality requirement of client. The qualified percent of unit work up to 100%.

If I break you in, I'll be doing plenty of your work at first. Suppose you begin at thirty, an 'work up to the forty.