Question

Preposition
I shall do it __ pleasure
They live _____ the same roof

Answer 1

1)with
2)under


hope it is correct

Answer 2

Answer:

a) I shall do it with pleasure.

b) They live under the same roof.

Explanation:

A preposition is a function word that is usually linked to the pronouns, nouns and other content words. Prepositions are mainly used in phrasal verbs. Prepositions add more information to any noun or verb and signify various relationships such as time, position, location.  

Examples of prepositions are: with, about, of, for, since, from to name some. In sentence a) with his used to denote that he speaker will be happy to do the task and will do it pleasurably. In sentence b) under is used to mean that they stayed together.