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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 15 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: planted seeds in the garden, The busy bees, My little brother, mows his lawn every Sunday, A small brown mouse, waved from the window

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

Sort: ran into a hole, The old lighthouse keeper, The man next door, climbed ninety-seven steps, fell down in the storm, Three hungry foxes

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

Sort: Our new teacher, dug under the fence, A flock of noisy geese, Grandma's black cat, flew over the lake, laughed at the clown

Complete subjectComplete predicate

LessonPrint · L.3.1 · Set 15 · free to copy for classroom use

Answer key — Complete Subject, Complete Predicate

Set 15. Prints on its own sheet.

  1. 1.1. A small brown mouse — Complete subject 2. mows his lawn every Sunday — Complete predicate 3. My little brother — Complete subject 4. planted seeds in the garden — Complete predicate 5. The busy bees — Complete subject 6. waved from the window — Complete predicate
  2. 2.1. climbed ninety-seven steps — Complete predicate 2. fell down in the storm — Complete predicate 3. ran into a hole — Complete predicate 4. The man next door — Complete subject 5. The old lighthouse keeper — Complete subject 6. Three hungry foxes — Complete subject
  3. 3.1. A flock of noisy geese — Complete subject 2. dug under the fence — Complete predicate 3. flew over the lake — Complete predicate 4. Grandma's black cat — Complete subject 5. laughed at the clown — Complete predicate 6. Our new teacher — Complete subject

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