Genetic engineering is an important issue in society today. Some people think that it will improve people’s lives in many ways. Others feel that it may be a threat to life on earth. Discuss both these views and give your own opinion.

 An introduction, using 2-sentence technique:

It is true that genetic engineering is a key area of modern scientific research, with broad implications for all human societies. While I accept that this field of technology may have its dangers, I believe that the benefits of genetic engineering outweigh the drawbacks.

Note:
The first sentence introduces the topic, using paraphrasing and some extra information. The second sentence covers both views and makes my own opinion clear.