X1 Flap Sentences
 1. Speedy Betty beat her letter to China.
 2. Bitter butter makes better batter.
 3. Gertie's goiter got her down.
 4. Heidi's murder made her moody.
 5. Sadie's glider's louder than Vinnie's scooter.
 6. The muddy bidder said 'Howdy'.
 7. Jennie's dog jumped off the jetty.
 8. Let's catch the lunch-time train.