完形填空。 Each morning, I walked past a security guard (保安). He 1 everyone that walked by him. I 2 how he knew so many people by their first names. The first few times I saw him. I didn't say hello back to him 3 he greeted me. I was lost in my own world. On Monday he asked, 'How was your 4 ?' I told him about my visit to my sick, elderly mother. He told me how 5 he was for my mother's sickness. As I walked away, I realized I did not even know his 6 . The following day, I asked,'What's your name?' He answered,'Gary.' I said, 'I'm Deborah.' After that, we talked a couple of times a week. We 7 stories about our weekends, our dreams, and our families. Gary got offered a new job and moved 8 . It has been years since I last spoke to him, yet the memory feels like yesterday. I look back at what became a friendship of sharing stories from the heart. When you say 9 to a stranger (陌生人) you become a pebble (鹅卵石) thrown into a lake. With each ripple (涟漪) you create, you spread 10 that continues to give. (     )1. A. watched (     )2. A. complained (     )3. A. when (     )4. A. visit (     )5. A. afraid (     )6. A. age (     )7. A. wrote (     )8. A. away (     )9. A. yes (     )10. A. news B. believed B. admired B. until B. weekend B. glad B. job B. heard B. over B. hello B. virus C. thanked C. expected C. before C. mother C. sorry C. name C. read C. on C. no C. love D. greeted D. forgot D. and D. sickness D. surprised D. family D. shared D. in D. goodbye D. sadness