Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test English Grammar Fill in the Blanks
Choose the most appropriate preposition for the given sentence.
Experts gave tips ________ solid waste management in flats.
1
of
2
on
3
with
4
More than one of the above
5
None of the above