QUESTION: Fix punctuation: Enables you to verify the time logs or billed hours using their virtual time sheets
ANS: Enables you to verify the time logs or billed hours using their virtual time sheets.

QUESTION: Fix punctuation: Hydrogen has to be applied in large excess which guarantees a fast flow over the powder layer
ANS: Hydrogen has to be applied in large excess, which guarantees a fast flow over the powder layer.

QUESTION: Fix punctuation: Casa Mil or more affectionately known as La Pedrera was built as a bourgeois apartment block that today is one of the most important cultural centres in Barcelona
ANS: Casa Mila, or more affectionately known as La Pedrera, was built as a bourgeois apartment block that today is one of the most important cultural centres in Barcelona.

QUESTION: Fix punctuation: Your browser has been locked fake FBI alert
ANS:
Your browser has been locked fake FBI alert