Prairie River Academy
English Language Arts
Grade 4Unit 1Lesson 3
Morphology and vocabulary
Use Context to Confirm Meaning
Today: Combine word-part analysis with sentence context.
A
Begin
Warm-up
1.Explain washable.
2.What clue supports portable?
B
Learn
Use Context to Confirm Meaning
Word parts propose a meaning; context confirms or adjusts it. Neither source should be used carelessly by itself.
Build a tentative definition from morphology, reread the sentence, and revise only if the context demands it.
Study the model
portable = port (carry) + able (can be) → able to be carried
C
Read
Original PRA passage
The portable lantern was light enough for Mina to carry along the dark trail.