How to add "Add new comment" link to front page teasers?

Drupal 8 has front page teasers with “Add new comment” links.
Drupal 7 has only “Read more” links on front page.

How to add the links to teasers in Drupal 7 front page?

Thank you!

Drupal version: 


Source: https://www.drupal.org/taxonomy/term/22/feed