Is it “which” or is it “that”? by Christine Burgmer | Jun 13, 2017 | Allgemein | 0 comments Grammar Girl has written an article (link to: quickanddirtytips.com) on when to use “which” and when to use “that”. And she offers a nice little rule to help you remember the difference. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of followup comments via e-mail. You can also subscribe without commenting.