I was reading attentively in my own room ________ suddenly he knocked at the door.
William Shakespeare occupied a ______ position in English literature.
We have been told that under no circumstances ______ the telephone in the office for personal affairs.
—Tom is so worried about the test that he said he was going to study all night. —Tell him he should quit ______ and get some help.
John didn’t feel well yesterday; otherwise he ______ to see his friend off at the airport.
_____ you are familiar with the author’s ideas, try reading all the sections as quickly as you possibly can.