Choose the best answer

6.   Have you ever ___________ aerobics? Aerobic exercise can help you to lose weight.
      A. played                    B.done                         C.gone                         D. got
7.   ___________ is a marathon in miles? ~ About 26 miles.
      A. How often              B.How many               C.How long                D. How wide
8.   The Statue of Liberty is one of the most famous ___________ in the United States.
      A. towers                    B.landmarks               C.capitals                    D. cities
9.   Mr Buong showed a ___________ on global warming called ‘Warming Warning’.
      A. documentary          B.romance                  C.comedy                    D. cartoon
10. ‘Can you give me the remote control on the table?’-‘_________ Don’t you like this programme?’
      A. Never mind.           B.You’re welcome.    C. Certainly.               D. Really?