Question

he has been working .... morning. use suitable preposition in this sentence​

Answer 1

Answer:

He has been working till morning.

or

He has been working since morning.

Answer 2

Answer:

He has been working since morning.

Explanation:

• Prepositions are words placed before a noun or a pronoun to denote relationship between the words.
• It could indicate spatial relationship such as time, location etc.
• For example: The calendar hung on the wall.
• The word 'since' can be used as a preposition, adverb or conjunction.
• The correct answer is : He has been working since morning.

#SPJ3