Question

3. Past Simple or Past Continuous?
a, she (worked/was working) quietly at her desk when suddenly the door (opened/was opening) and her daughter (rushed/was rushing in)
b, a strange man (walked/was walking) into the room he (wore/was wearing) across the room, and (closed/was wearing) red trousers and a pink shirt

Answer 1

she was working quietly at her desk when suddenly the door opened and her daughter rushed in.

b, a strange man walked into the room , and was wearing red trousers and a pink shirt