Write the correct form of the words in brackets

Write the correct form of the words in brackets 
1. THE weeks before Tet is the                  time of the year [ busy]
2 The street is always                          with pedesitrians and traffic [ crowd]
3The Grand Canyon is one of the              wonders of the world [ nature]
4. Is living in the city               than living in the countryside? [good]
13 On the first day of Tet , we dress                 and go to pagodas [ beauty]
6. Red symbolizes luck and         [happy]