翻译。  
1. 为慈善事业筹集资金          ___________________    
2. 整整两天                              ___________________
3. 三个半小时                          ___________________
4. 收集贝壳                              ___________________    
5. 一双鞋子                              ___________________
6. 用完，用尽                          ___________________
7. 顺便说一下，顺便问一下 ___________________
8. 滑冰马拉松赛                      ___________________