Add punctuation: Feed with fresh pellets never moist or mouldy pellets and dont give too many tidbits the rabbit will get fat
A: Feed with fresh pellets (never moist or mouldy pellets) and don't give too many tidbits (the rabbit will get fat).

Add punctuation: Mr Hebert is back and this time he has escaped from the local hospital
A: Mr. Hebert is back and this time he has escaped from the local hospital.

Add punctuation: 3 And come to the king and speak on this manner unto him So Joab put the words in her mouth
A:
3 And come to the king, and speak on this manner unto him. So Joab put the words in her mouth.