Choose the best option (A, B, C or D) to complete these sentences

II. Choose the best option (A, B, C or D) to complete these sentences. (1.6 point)
1. My sister __________ her homework right now.  
            A. is doing                  B. does                        C. are doing               D. do
2. __________ I read the book twice, I didn’t understand it.
            A. However               B. Despite                  C. Although                D. In spite of
3.  We will use more                energy in the future.
            A. solar                        B. sunny                      C. sun                          D. sunlight
4. We will go fishing with some friends of _________.
            A. us                            B. ours                          C.our              D. we
5 . __________ they peroming folk dances?             
            A. Do                         B. Will              C. Are                         D. Did
6. I’m sure you will find the book __________.
            A.amuse                     B. amused                   C. interested               D. interesting
7. On Thanksgiving, families and friends _________ to have a feast.
            A. meet                       B. gathered                 C. arrive                     D. appear
8. Because vehicles using fossil fuels cause pollution, scientists want to find a cheaper and ___________ replacement.
            A. inconvenient           B. dangerous               C. polluted                  D. eco-friendly