完形填空。 I had a summer camp with my classmates last year. Early in the morning, we 1 at the bus station. After saying 2 to our parents, we got on the bus. It 3 us more than two hours to arrive at the campground. It was the first time for us to he away from our 4 , so some of us started to feel homesick (想家的) 5 , when the evening party began, we felt happy again. The next day, everybody went to the boating class. At first, my friend and I worked hard, but the 6 wouldn't listen to us. Then the teacher taught us 7 to work together (共同). After many tries, we did much 8 . The swimming class was my favorite. It was 9 to stay in the cool water. The swimming teacher was a fury man, and he often made us 10 happily. I learned a lot of new things during the summer camp. I also learned how to look after myself. (     )1. A. drove (     )2. A. goodbye (     )3. A. paid (     )4. A. friends (     )5. A. So (     )6. A. boat (     )7. A. what (     )8. A. better (     )9. A. dangerous (     )10. A. cry B. met B. hello B. spent B. classmates B. And B. bus B. where B. well B. great B. worry C. visited C. sorry C. used C. teachers C. However C. bike C. how C. good C. terrible C. keep D. rode D. thanks D. took D. parents D. Or D. car D. who D. best D. lucky D. laugh