words and sentences.

Is,- Is he immature? Is it unnatural? Is it impossible?
Are,- Are you dissatisfied? Is,- Nothing is important.
Do,- Why do you discontinue now? Fill,- Can you fillip the form?
Ill,- He cannot pay the bill because he is ill.
Bill,- Bill will pay the bill to- morrow. Jill,- Jill knows how to fill?
Will,- Will Bill really pay the bill to-morrow?
Kill,- Who can kill the fly? Mill,- Is he still in the mill?
Nil,- You balance is nil today. Oil,- Why don't you buy some oil?
Pill,- Take two pills now & one pill in the evening.
Till,- Wait till I come. Will,- Who will wait? Who can wait?
Bell,- Can you ring the bell? Cell,- How you got a bakery cell?
Cell,- What is the cell? How many cells there in our body?
Fell,- Who fell in the ditch? Hell,- Do you know where is hell?
Sell,- Who sells the cells here? Tell,- Tell him to sell the cells.
Well,- Is he well? He is in the well.
Yell,- Who do you yell? All,- All are fine?
Ball,- Can you throw that ball? Can you give me a call?
Call,- Can you call me at 2 pm? Hall,- Is she in hall?
Fall,- Who can fall on his feet? Tall,- Who is tall here?
Wall,- What is written in the wall? Cap,- who wears the cap?