Perseverance is a kind of quality, and that’s _____ it takes to do anything well.
With some books badly needed _____, she hurried to the bookstore.
I was blessed with a happy childhood, _____ that most people would want to have.
To improve the quality of our products, we asked for suggestions _____ had used the products.
, I can’t express myself in words.
When asked to explain ____ made her remain so young , she began to tell us her secret.