Read the words below 

immortal, imperfect, impossible, irresponsible, illogical, illegal, illegible. immature, impatient,

irregular, irrelevant, irresponsible, incorrect

What are the rules?

Before a root word starting with I, in becomes il-

Before a root word starting with m or p, in- becomes im-

Before a root word starting with r, in- becomes ir-

Now can you practice the words using these spelling rules