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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 11 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: waved from the window, fell down in the storm, Three hungry foxes, climbed ninety-seven steps, A small brown mouse, The tall oak tree

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

Sort: My little brother, mows his lawn every Sunday, laughed at the clown, dug under the fence, The children in Room 3, A flock of noisy geese

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

Sort: Grandma's black cat, made honey all summer, slept by the fire, The busy bees, The old lighthouse keeper, planted seeds in the garden

Complete subjectComplete predicate

LessonPrint · L.3.1 · Set 11 · free to copy for classroom use

Answer key — Complete Subject, Complete Predicate

Set 11. Prints on its own sheet.

  1. 1.1. A small brown mouse — Complete subject 2. climbed ninety-seven steps — Complete predicate 3. fell down in the storm — Complete predicate 4. The tall oak tree — Complete subject 5. Three hungry foxes — Complete subject 6. waved from the window — Complete predicate
  2. 2.1. A flock of noisy geese — Complete subject 2. dug under the fence — Complete predicate 3. laughed at the clown — Complete predicate 4. mows his lawn every Sunday — Complete predicate 5. My little brother — Complete subject 6. The children in Room 3 — Complete subject
  3. 3.1. Grandma's black cat — Complete subject 2. made honey all summer — Complete predicate 3. planted seeds in the garden — Complete predicate 4. slept by the fire — Complete predicate 5. The busy bees — Complete subject 6. The old lighthouse keeper — Complete subject

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