我们正在粉刷公寓，所以请原谅这里乱糟糟的。

We ___are ___in ___the ___process ___of painting our apartment, so please excuse the mess.

许多年轻人正处于形成自我认同的过程中。

Many young people ___are ___in ___the ___process ___of forming their own identities.

公司正在开发一款革命性的新产品。

The company ___is ___in ___the ___process ___of developing a revolutionary new product.