题目内容：

用所给词组的适当形式填空。

work out  change into   too good  fix up  stay healthy

1.They were made ___________ the problem in a short time.

2.Can you _______ this machine?

3.Eating a balanced diet is a great way to___________ .

4.So far, the small village _____________ a big city.

5.--Mum, I’m offered 8,000 yuan a month of the job.

---Really? It just sounds __________ to be true.