完形填空。 An old friend was going to spend a few days with me. He called from the airport to tell me he had arrived. I was not able to 1 the office, but I had prepared for his arrival. After telling him my new 2 address，I told him that I had 3 the key under the doormat (门前的擦鞋垫). I knew it would be quite late 4 I could get back. He could make 5 at home and eat any food that was in the refrigerator. Two hours later he 6 me from the house. At the moment, he said he was listening to some of my 7 after having a nice meal. He had found the 8 and cooked some fish and had also helped himself 9 some juice. He hoped I would 10 him soon. I asked him if he had any difficulty in finding the house. He answered the 11 problem was that he couldn't find the key under the doormat, but 12 , the living-room window by the apple tree was 13 and he had climbed in through the window. I listened to all this in great    1 4 .There are no apple trees outside my windows, but there 15 only one by my neighbor's house ! (      ) 1. A. leave (      ) 2. A. office (      ) 3. A. forgot (      ) 4. A. as (      ) 5. A. him (      ) 6. A. visited (      ) 7. A. books (      ) 8. A. pan (      ) 9. A. by (      ) 10. A. see (      ) 11. A. terrible (      ) 12. A. luckily (      ) 13. A. awake (      ) 14. A. interest (      ) 15. A. is B. close B. house B. left B. while B. myself B. asked B. records B. sugar B. for B. agree B. only B. luck B. open B. pleasure B. are C. keep C. work C. missed C. before C. me C. wanted C. sound C. fork C. at C. join C. most C. badly C. alone C. safety C. was D. lock D. email D. shut D. if D. himself D. phoned D. calls D. food D. to D. protect D. one D. bad D. tidy D. surprise D. were