Understanding Prefixes: in, im, ir, and il

This video tutorial explores the use of prefixes 'in', 'im', 'ir', and 'il' in English. It explains how these prefixes alter the meaning of root words and provides rules for their application based on the initial letter of the root word. The video includes exercises to practice adding prefixes, matching them to words, and spelling. It concludes with a summary and directs viewers to additional resources for further learning.

What is a prefix?

• A letter or group of letters added to the end of a word

• A type of punctuation mark

• A letter or group of letters added to the beginning of a word

• A word that describes an action

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3B

CCSS.RF.4.3A

CCSS.RF.5.3A

Which prefix is used before a root word starting with 'm'?

• il

• in

• im

• ir

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3B

CCSS.RF.4.3A

CCSS.RF.5.3A

What prefix would you add to the word 'possible'?

• ir

• il

• im

• in

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.4.3A

CCSS.RF.5.3A

Which prefix is used before a root word starting with 'r'?

• in

• im

• ir

• il

Tags

CCSS.L.3.4B

CCSS.RF.3.3A

CCSS.RF.3.3B

CCSS.RF.4.3A

CCSS.RF.5.3A

What prefix would you add to the word 'logical'?

• in

• im

• il

• ir

Tags

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.3.3B

CCSS.RF.4.3A

CCSS.RF.5.3A

Which prefix is used before a root word starting with 'l'?

• in

• im

• il

• ir

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.4.3A

CCSS.RF.5.3A

What is the correct prefix for the word 'patient'?

• il

• in

• ir

• im

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.4.3A

CCSS.RF.5.3A

Complete the sentence: The teenager was rather _____.

• irregular

• immature

• illegal

• incomplete

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.4.3A

CCSS.RF.5.3A

Complete the sentence: The school had an _____ phone number.

• immature

• incorrect

• irresponsible

• illegal

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3B

CCSS.RF.4.3A

CCSS.RF.5.3A

Complete the sentence: It's _____ to drop litter on the street.

• illegal

• incomplete

• irresponsible

• immature

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.4.3A

CCSS.RF.5.3A