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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 25 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: The children in Room 3, mows his lawn every Sunday, The busy bees, Our new teacher, climbed ninety-seven steps, fell down in the storm

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

Sort: Three hungry foxes, made honey all summer, planted seeds in the garden, A flock of noisy geese, The tall oak tree, waved from the window

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

Sort: flew over the lake, A small brown mouse, slept by the fire, The girl in the red coat, The old lighthouse keeper, laughed at the clown

Complete subjectComplete predicate

LessonPrint · L.3.1 · Set 25 · free to copy for classroom use

Answer key — Complete Subject, Complete Predicate

Set 25. Prints on its own sheet.

  1. 1.1. climbed ninety-seven steps — Complete predicate 2. fell down in the storm — Complete predicate 3. mows his lawn every Sunday — Complete predicate 4. Our new teacher — Complete subject 5. The busy bees — Complete subject 6. The children in Room 3 — Complete subject
  2. 2.1. A flock of noisy geese — Complete subject 2. made honey all summer — Complete predicate 3. planted seeds in the garden — Complete predicate 4. The tall oak tree — Complete subject 5. Three hungry foxes — Complete subject 6. waved from the window — Complete predicate
  3. 3.1. A small brown mouse — Complete subject 2. flew over the lake — Complete predicate 3. laughed at the clown — Complete predicate 4. slept by the fire — Complete predicate 5. The girl in the red coat — 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.