开会前，我会向你说明新项目的情况。

Before the meeting, I'll ___put you ___in ___the ___picture about the new project.

我们经理每周举行简报会，让我们了解最新动态。

Our manager holds weekly briefings to ___keep us ___in ___the ___picture.

我已经和约翰谈过了，把情况都告诉了他。

I've already spoken to John and ___put him ___in ___the ___picture.