QUES: Drink at least 1 litres of pure water every day

correct the punctuation.

CORRECTED: Drink at least 1 litres of pure water every day.

QUES: But thou hast upheld me by reason of my innocence and hast established me in thy sight for ever

correct the punctuation.

CORRECTED: But thou hast upheld me by reason of my innocence : and hast established me in thy sight for ever.

QUES: The findings of the questionnaire survey show that most citizens in the municipalities with weightbased collection schemes believe that a weightbased fee is an advantage to them

correct the punctuation.

CORRECTED:
The findings of the questionnaire survey show that most citizens in the municipalities with weight-based collection schemes believe that a weight-based fee is an advantage to them.