1．得知我们图书馆要买一些书，我想给出一些建议。
Knowing that our library is going to buy some books, I'd like to give some suggestions.
2．因为写得匆忙，这篇文章不是很好。
Written in a hurry, this article was not so good.
3．参观艺术展时，我们讨论了伟大的艺术家们的作品。
While visiting the art exhibition, we discussed the great artists' works.
4．由于没完成这个项目，他们将再工作两个多小时。
Not having completed the project, they will work two more hours.
5．我很高兴被邀请在这里讲话。
I'm pleased to be invited to speak here.
