Помогите с английским языком, день сдачи сегодня. Задание на конструкцию "use to"

Write one word in each gap.

Kathie was the tallest girl in her class last year. But this year, Olivia appeared to be taller.
Kathie () () () the tallest girl in her class.

I'm now accustomed to walking ten thousand steps every day.
I'm now () () () ten thousand steps every day.

Candice was acquiring a habit of doing all her homework at weekends.
Candice () () () () () all her homework at weekends.