For abstracts:

1.The article (text) is head-lined…

2. The author of the article (text) is…

3. The main idea of the article (text) is…

The article is about…

The article deals with…

The article touches upon…

The article presents some results which illustrate...

4. The purpose of the article is to give the reader some information on…;

to compare…; to determine…

The aim of the article is to provide the reader with…

5. The author starts by telling the readers about (that)…

6. The author writes (states, stresses, thinks, points out) that…

The article describes…

According to the article (text)…

The article goes on to say that…

7. The article can be divided into 3 (4-5) parts.

The first part deals with…

The second part is about…

The third part touches upon…

8. In conclusion the article reads…

The author comes to the conclusion that…

9. I found the article (text) interesting (important, up-to-date, informative).