Add punctuation: There are also some breeds that are better known for excessive and inappropriate barking
A: There are also some breeds that are better known for excessive and inappropriate barking.

Add punctuation: Microliths are small arrowheads weighing a few grammes and in this case they functioned as points on the arrows that brought down the large animal
A: Microliths are small arrowheads weighing a few grammes, and in this case they functioned as points on the arrows that brought down the large animal.

Add punctuation: It takes a while ask those around Arnaldo Faison and Giacomo Agostini and he understands that one day that 6 October 1992 lasted a bit too forty days forty days of coma forty days of deep sleep
A:
It takes a while, ask those around, Arnaldo Faison and Giacomo Agostini and he understands that one day, that 6 October 1992 lasted a bit too: forty days, forty days of coma, forty days of deep sleep.