单选题 Newton often forgot his meals on evening, Dr. Stukeley called and 1 if he could see Newton. The maid (佣人) told him that Newton was busy and asked him to 2 in the kitchen (厨房). He then sat 3 the table and found a dish on it. The dish was covered, and there was 4 chicken for Newton. Dr. Stukeley waited for 5 long time that he got very hungry. So he 6 the chicken, put the cover 7 and then left without saying a word. Soon 8 this, Newton came to the kitchen and sat down for his dinner. He moved the cover on the 9 and saw the chicken bones (骨头). "I thought I hadn"t eaten," he said to himself, " 10 I see that I have."