QUESTION: Fix punctuation: Listen to a music note try to recognize it Online music lesson for all standards and styles of musician are available all over the net
ANS: Listen to a music note, try to recognize it! Online music lesson for all standards and styles of musician are available all over the net.

QUESTION: Fix punctuation: Less than 500 metres from Wembley Stadium and a 10minute walk from Wembley Arena ibis Hotel offers modern rooms a traditional restaurant and lively sports bar
ANS: Less than 500 metres from Wembley Stadium and a 10-minute walk from Wembley Arena, ibis Hotel offers modern rooms, a traditional restaurant and lively sports bar.

QUESTION: Fix punctuation: Purchase the Life Fitness T3 an excellently equipped treadmill of durable construction
ANS: Purchase the Life Fitness T3 - an excellently equipped treadmill of durable construction.

QUESTION: Fix punctuation: The compression when not too severe does not detract noticeably from the image
ANS:
The compression when not too severe does not detract noticeably from the image.