Question

is on
preposition
verb
adjective

is but
preposition
conjunction
interjection

​

Answer 1

Answer:

on is a preposition

but is conjunction

Answer 2

Answer:

Place

 She ran across the street.

 The boy fell among the thorns.

 We were at the foot of the hill.

 The thief was hiding behind the cupboard.

Time

 I have a meeting in the afternoon.

 You must return before sunset.

 Wait till tomorrow.

 We waited for hours.

Method and manner

 The letter came by post.

 He cut the cake with a knife.

 They fought with courage.

 They succeeded by hard work.