QUESTION: Fix punctuation: There you have hit it she said nodding and then slipped away
ANS: "There, you have hit it," she said, nodding, and then slipped away.
QUES: Lineas slim Ushaped base of solid steel will easily fit under most desks

correct the punctuation.

CORRECTED: Linea's slim U-shaped base of solid steel will easily fit under most desks
Question: 36 pictures adorn the inside walls of the carousel which show typical scenes of the most important Hanseatic cities with their trading and townhouses as well as merchant offices kontors from the 14th 15th and 16th century
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Answer: 36 pictures adorn the inside walls of the carousel, which show typical scenes of the most important Hanseatic cities with their trading and townhouses as well as merchant offices [kontors] from the 14th, 15th and 16th century.
Every game will improve your skills and as long as you keep playing you will enjoy all the advantages of online backgammon

Can you repeat this sentence, but add in punctuation?
Every game will improve your skills and as long as you keep playing, you will enjoy all the advantages of online backgammon.
input: If you only Kender three angles it can not be said of the triangles are Congruent but they are all formed
fixed: If you only Kender three angles, it can not be said of the triangles are Congruent, but they are all formed.
urbanization with gardens and pool

Can you repeat this sentence, but add in punctuation?
urbanization with gardens and pool.