Sources: Adso Chinese-English Dictionary; CC-CEDICT
The toilet doesn't flush properly.
My boy can't do addition properly yet.
I had words with the manager of that store, because he refused to refund my money for the TV set that wasn't operating properly.
Are you brushing your teeth properly?
Our dorm's heating system isn't working properly.
Musical talent can be developed if it's properly trained.
I doubt that Tom will ever learn how to speak French properly.
And rightly so: it was the first occasion that Pitt's abdominals had been properly lighted, and Hollywood sat up and took notice.
You can wear purple, turquoise, navy, beige, brown or even white dress and still look like a million bucks but the only thing you must remember is to accessorize properly.
It is to make people aware of the dangers and the need to acclimatize properly.