She bought the same skirt at a lower price at the same shop where I bought mine because she was a __________ customer.
He is _______ a good teacher. He is also his students' good friend.
Without proper lessons, you could ____ a lot of bad habits when playing the piano.
--- Did you enjoy yourself at the party? --- Sorry to say I didn't. It was _____ a meeting than a party.
The tower on the top of the hill _______ the beauty of the lake. A, adds up to B. adds to C. adds up D. adds
Scientific research results can now be quickly _____ to factory production.