Mrs.Li worked for a primary school before Mrs.Li ____ ____ ____for a primary school

问题描述:

Mrs.Li worked for a primary school before Mrs.Li ____ ____ ____for a primary school
Mrs.Li worked for a primary school before Mrs.
Li ____ ____ ____for a primary school
This flat has a good view.That flat doesn't have a good view
This flat _____ _____ view____ that one

used to work
has better ...than