阅读理解 My father enjoys bike riding.Ever since I was little, I've always loved going biking with my dad. __ 1 __, as I became a ager, other things began to draw my __ 2 __.Suddenly, it was important to do things with __ 33 __.I saw my dad every evening at home.Why did I have to __ 4 __ my Sundays to allday bike trips with him, too? If my indifference (冷漠) hurt him, my father kept __ 5 __, but he would always let me know when he was planning a bike trip __ 6 __ I wanted to come. It was a Sunday morning, and I was in low __ 7 __.Two of my friends had gone to the movies without inviting me.Just then my father __ 8 __ my room.'It's a beautiful day.What to go for a __ 9 __, today, Beck?''Leave me alone!' I impatiently __ 10 __. Those were the last words I said to him before he left the house that __ 11 __. Several hours later, the police called us, __ 12 __ us that Dad had a traffic accident.My father's injuries were serious.It took several days before he could __ 13 __ speak.Beside his bed I held his hand gently, __14 __ of hurting him. 'Daddy...I'm sorry...''It's okay, sweetheart.I'll be okay.' 'No,' I said, 'I __ 15 __ what I said to you that day.You know, that morning?' 'Sweetheart, I don't __ 16 __ anything about that day.I remember kissing you goodnight the night before, though.' He __ 17 __ a weak smile. I felt regretful for my thoughtless remark, for I __ 18 __ wanted him to leave me alone.My teacher once told me that __ 19 __ have immeasurable power.They can hurt or they can heal.And we all have the __ 20 __ to choose our words.I intend to do that very carefully from now on. (     )1. A. Therefore (     )2. A. attention (     )3. A. Dad (     )4. A. start (     )5. A. silent (     )6. A. unless (     )7. A. spirits (     )8. A. left (     )9. A. ride (     )10. A. whispered (     )11. A. moment (     )12. A. convincing (     )13. A. ually (     )14. A. tired (     )15. A. discuss (     )16. A. hate (     )17. A. got (     )18. A. often (     )19. A. apologies (     )20. A. experience B. Instead B. sight B. friends B. save B. busy B. in case B. conditions B. checked B. walk B. warned B. morning B. reminding B. generally B. afraid B. think B. forget B. expressed B. never B. promises B. honor C. Besides C. effort C. teachers C. devote C. asleep C. so that C. states C. entered C. picnic C. announced C. afternoon C. informing C. strictly C. aware C. care C. remember C. exchanged C. even C. smiles C. power D. However D. energy D. brothers D. waste D. awake D. as if D. hopes D. knocked D. D. shouted D. evening D. phoning D. broadly D. sorry D. mean D. like D. managed D. once D. words D. desire