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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 5 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, dug under the fence, flew over the lake, slept by the fire, Our new teacher, The busy bees

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

Sort: The tall oak tree, mows his lawn every Sunday, A flock of noisy geese, ran into a hole, laughed at the clown, The man next door

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

Sort: read us a funny story, The old lighthouse keeper, climbed ninety-seven steps, Grandma's black cat, The girl in the red coat, waved from the window

Complete subjectComplete predicate

LessonPrint · L.3.1 · Set 5 · free to copy for classroom use

Answer key — Complete Subject, Complete Predicate

Set 5. Prints on its own sheet.

  1. 1.1. dug under the fence — Complete predicate 2. flew over the lake — Complete predicate 3. Our new teacher — Complete subject 4. slept by the fire — Complete predicate 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. laughed at the clown — Complete predicate 3. mows his lawn every Sunday — Complete predicate 4. ran into a hole — Complete predicate 5. The man next door — Complete subject 6. The tall oak tree — Complete subject
  3. 3.1. climbed ninety-seven steps — Complete predicate 2. Grandma's black cat — Complete subject 3. read us a funny story — 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

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