He noticed that I spoke Polish with an a __________.
I spent two years in this school, and had friends to accompany, very c______.
They have witnessed the most ______(令人惊异的) economic transformation in human history.
He ______(招待) her with music and cookies at home.
The politician drew his speech out until everyone was b______.
The head nurse was reduced to o______ nurse due to malpractice.