He is a successful businessman; he owes his success more ________ luck than ________ ability.
She was given the chance to ______ designing the new bridge.
The line is engaged. I can't _____ now.
They _____ coal, and had to _____ wood.
This necklace is beautiful but it doesn’t ____ the color of your hair.
Without proper lessons, you could ___ a lot of bad habits when playing the piano.