—Why din’t you come to my birthday party last night? —I was going to, but I was _______ occupied with something important.
She was surprised to know that the doctor was __________ too much for the treatment he was giving her.
Don’t put the chair too close to the stove.Dry wood __________ fire easily,you know.
Good Heavens!How could you stand by and __________ such a thing to happen!
Recently the newspapers have reported several __________ of the coal mines happening in different provinces in China and the government has taken effective measures to stop such things.
During the Olympic Games,journalists from all over the world came to __________ the events.