That??? Which??? The Which Trials: That or Which?
Nobody likes a dog that bites? OR Nobody likes a dog which bites?
If you drop the clause and lose the point of the sentence, use that. Rules 1 If you drop the clause and lose the point of the sentence, use that.
Rules 1 The dog that won best in show was Buster’s bulldog. REMOVE The dog was Buster’s bulldog.
A which clause goes inside commas. Rules 2 A which clause goes inside commas.
Buster’s bulldog, which had one white ear, won best in show. Rules 2 Buster’s bulldog, which had one white ear, won best in show.
Commas, which cut out the fat, Go with which, never with that.
Practice!!! The students (that/which) were done played on their phones. My dog, (that/which) is a poodle, can do lots of tricks. The teacher (that/which) gives a lot of homework is a meany. The tree (that/which) lit up was decorated for Christmas. My clock, (that/which) is really annoying, woke me up too early this morning.