3. Structure
and
Example
Structure
Sentence + during + noun
Examples
1. You're not allowed to talk during the exam.
2. His business suffered greatly during the war.
3. We stayed at a student hostel during the conference.
4. While Structure
It is used to refer to a background period of time in which another
activity happened. It is very similar to during, but it is followed by a
sentence. So, they are not interchangeable.
5. Structure
and
Example
Structure Sentence + while + sentence
Examples
•He fell off the ladder while he was
painting the ceiling.
•She slept while the movie played.
•Do not talk while students write the