完形填空。 How do you usually get to school? Buy bus? On foot? Roby Burch, 16, a US student, gets to school a little 1 -he goes by horse (马). Burch has been riding his white horse 4 miles to and from school 2 the beginning of the semester. 'Every morning, wearing my blue jacket and jeans, I'm on my way at 6 am.' Burch says,'The streets are mostly 3 at this time of morning. It's a nice way to start the day.' The idea was his 4 . His family were enjoying their vacation on their farm this summer, 'My dad just said, 'Roby, you 5 ride your horse to school every day.'' says Burch. He thought it really was a good idea. When they got back home, Burch asked for permission from the headmaster (校长), Joe Cox, and surprisingly, he got the green light. Cox even 6 Burch to keep the horse next to the headmaster's house. Then his dad helped Burch find the best route to school. It is along back streets and has 7 cars than the others. For the return trip every afternoon, Burch leaves school at 5:45 pm. Even now, as the days grow shorter and colder, he 8 to ride his horse.' I will ride my horse even in the coldest weather.' he says. Burch says the first time he sat on a horse as a four-year-old boy he was afraid, 9 now, 'it's what I do best.' It's no surprise that he wants to be a cowboy (牛仔) when he grows up.'I love riding horses more than 10 else.' He says, 'It's really a guy thing.' (     )1. A. normally (     )2. A. for (     )3. A. empty (     )4. A. sister's (     )5. A. will (     )6. A. invited (     )7. A. fewer (     )8. A. begins (     )9. A. so (     )10. A. anything B. casually B. since B. crowded B. brother's B. won't B. allowed B. few B. stops B. or B. nothing C. differently C. before C. busy C. mom's C. should C. taught C. more C. continues C. and C. everybody D. actually D. after D. awful D. dad's D. shouldn't D. urged D. many D. refuses D. but D. somebody