Help with correcting the punctuation & grammer in the following sentence: :s

The used computer disks lay on the shelf in Room 140.Several of them laid on the desktop yesterday,too.I seen them laying there when I was filling out registration forms.My friend
Todd said that most of those disks have laid there all quarter.

#2- After everyone grows into adulthood,they will reminisce about childhood experiences.
#3-Our sister,as well as her two brothers,attend a college in Ga.
#4-Please loan me $200 because my water line busted,and must be replaced.
#5-Since Mary is a nurse she must renew her liscense every ten years,however,Mary is undecided about staying in the nursing field at this time.
#6-Because the snake was poisonous, the farmer applied first aid;then he called a paramedic to take him for treatment.
#7- Travis is upset because he made a higher grade on the math test than he did.
#8-The Spanish travelers required an interpreter to translate it for them.
#9- The director and her board members always resists changing policies at every board meeting.
#10-The school was grateful for their new shipment of supplies;and the president personally thanked the retail donors.
#11- The carpenter didn't feel good for two days after he fell off the roof.
#12- The little rabbit hid its lettuce,then it looked for more to eat.
#13- Carlotta laid the receipt on her breakfast table,she wanted to keep the receipt.Until she had verified that the charges were correct.
#14-The night was dark;however;the lighthouse was clearly visible in the distance.
#15-Carl and him went snowmobiling last winter,but their wives objected so much that they quit.
#16-The woman who was hurt in the car accident was her;I seen her as she was put into the ambulance.
#17- Bobby read the magazine article slow, and concentrated on the ideas she read.
#18- Matt figured the math problem quick and gave the correct answer.
#19- Each of the possums had his own trail into the nearby forrest.
#20- Each of the bluebirds fly over the Coosa River to find nest - building supplies,I saw several yesterday as I was watching for good fishing spots.
#21-My mother rode to the airport with Jack and he;my mother will not ride with them again!#22-Karen and me have swam in Lake Wise with he and Larry.
#23-Sondra mailed him a list of accomodations that she compiled from the Internet.
#24-The weiry phlebotomist did poor on her final test.
#25- Bob asked Milton if he could pick two more bushels of apples before lunch.