Add punctuation: It gave me the courage to keep on
A: It gave me the courage to keep on.

Add punctuation: Avoid tilting your head
A: Avoid tilting your head.

Add punctuation: height under tube 5 Base diameter D 17 Diameter of pin 84 Total height C 15 Tube size outside 1619
A:
height under tube 5 Base diameter (D) 17 Diameter of pin 8,4 Total height, (C) 15 Tube size (outside) 16-19