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Complete Subject, Complete Predicate is a free printable Grade 3 English worksheet on splitting a sentence into who it is about and what they do, aligned to Common Core standard L.3.1. It prints 3 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 12 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Complete Subject, Complete Predicate

L.3.1

NameDate

Sort each part into the right column.

1.Sort each one: Complete subject or Complete predicate?

Sort: A small brown mouse, waved from the window, The old lighthouse keeper, dug under the fence, climbed ninety-seven steps, The girl in the red coat

Complete subjectComplete predicate
2.Sort each one: Complete subject or Complete predicate?

Sort: flew over the lake, The busy bees, ran into a hole, Grandma's black cat, Three hungry foxes, fell down in the storm

Complete subjectComplete predicate
3.Sort each one: Complete subject or Complete predicate?

Sort: Our new teacher, planted seeds in the garden, made honey all summer, The tall oak tree, The man next door, slept by the fire

Complete subjectComplete predicate

LessonPrint · L.3.1 · Set 12 · free to copy for classroom use

Answer key — Complete Subject, Complete Predicate

Set 12. Prints on its own sheet.

  1. 1.1. A small brown mouse — Complete subject 2. climbed ninety-seven steps — Complete predicate 3. dug under the fence — Complete predicate 4. The girl in the red coat — Complete subject 5. The old lighthouse keeper — Complete subject 6. waved from the window — Complete predicate
  2. 2.1. fell down in the storm — Complete predicate 2. flew over the lake — Complete predicate 3. Grandma's black cat — Complete subject 4. ran into a hole — Complete predicate 5. The busy bees — Complete subject 6. Three hungry foxes — Complete subject
  3. 3.1. made honey all summer — Complete predicate 2. Our new teacher — Complete subject 3. planted seeds in the garden — Complete predicate 4. slept by the fire — Complete predicate 5. The man next door — Complete subject 6. The tall oak tree — Complete subject

Last reviewed 2026-09-05. Aligned to L.3.1 of the Common Core State Standards for English Language Arts.