-__________ you interrupt now? Can't you see I'm on the phone?-Sorry Sir, but it's urgent.
Perhaps the most important characteristic of rap music is the way ____ the artists sing.
Our teacher demanded that all of us ______ English every day.
The people around him take ______ of his kindness and borrow money too often.
I lost my favourite pen, ______ I wrote my diary.
—Remember the first time we met, Jack? — Of course I do. You ______ in the library.