Choose the besst answer

23. ________ do you go to school? - Five days a week.
A. How often              B. How much           C. How many        D. How long  
24. George didn't want to get up late, ____ he set the alarm clock to go off at 6.30.
A. but                         B. and                      C. so                       D. for
25. Please _______ rubbish on the street!
A. don't throw            B. don't throwing       C. not throw         D. not to throw
26. Hong kong is famous for ____ double-decker buses.
A. Its                          B. It’s                        C. It                       D. It’s is
27. ……….. the programme is late, we will wait to watch it.
A. because                  B. although               C. when               D. so
28. It was cold, so I_____ all of the windows.
A. close                        B. closing               C. closes              D. closed
29. Last year, My brother  _____ a new car.
A. buy                         B. bought                C. is buy               D. are buy
30. Sports and Games _____ an important part in our lives.
A. play                       B. plays                    C. playing             D. played