the definite article as a connecting word

You have looked at joining sentences together by various means. It is now time to focus on another linking device, the definite article.
In the exercise below, explain the use of the articles, the/a/an, and the lack of articles, as far as you can. Then read the key carefully.

1. A man was walking slowly along a dark street of low cottages. The street was narrow and unwelcoming. As he glanced into the alleys between some of the cottages, the man looked quite scared.
2. The advice you gave me was unsound.
3. The blind may benefit from new developments in technology.
4. The walk to Studland along the beach from the ferry takes just over an hour.
5. I usually hear from him twice a year.
6. We were sitting in an old cafe. The sun was shining in a blue sky, but it was bitterly cold. The room was very cosy and the hot chocolate was warm and rich.
7. Islands are romantic places and the Seychelles are no exception.
8. The most important bee in a hive is the queen.
9. In the following exercise fill the blanks with a suitable word.
10. I was set up from the behind. The attack lasted only ablut five minutes, but, believe me, it seemed like a very long time.