Every morning I get up at 6:00 because I have two dogs ______ at the door for me to take them out for the routine walk.
Two hundred people showed up for the wedding, about 50 more than we had ____planned.
You were silly not ______ your car.
During that time, Mr. Li was wondering why she dropped chemistry and ____ medicine.
The noises of the aeroplanes almost _____ the people living near the airport mad.
The public were deeply _____ the safety of the miners in the mine disaster. A. concerned about B. interested in C. amazed at C. disappointed by