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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 6 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 old lighthouse keeper, Grandma's black cat, mows his lawn every Sunday, The man next door, read us a funny story, fell down in the storm

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

Sort: The children in Room 3, My little brother, climbed ninety-seven steps, made honey all summer, laughed at the clown, A small brown mouse

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

Sort: waved from the window, flew over the lake, The tall oak tree, Our new teacher, planted seeds in the garden, A flock of noisy geese

Complete subjectComplete predicate

LessonPrint · L.3.1 · Set 6 · free to copy for classroom use

Answer key — Complete Subject, Complete Predicate

Set 6. Prints on its own sheet.

  1. 1.1. fell down in the storm — Complete predicate 2. Grandma's black cat — Complete subject 3. mows his lawn every Sunday — Complete predicate 4. read us a funny story — Complete predicate 5. The man next door — Complete subject 6. The old lighthouse keeper — Complete subject
  2. 2.1. A small brown mouse — Complete subject 2. climbed ninety-seven steps — Complete predicate 3. laughed at the clown — Complete predicate 4. made honey all summer — Complete predicate 5. My little brother — Complete subject 6. The children in Room 3 — Complete subject
  3. 3.1. A flock of noisy geese — Complete subject 2. flew over the lake — Complete predicate 3. Our new teacher — Complete subject 4. planted seeds in the garden — Complete predicate 5. The tall oak tree — Complete subject 6. waved from the window — Complete predicate

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