Circle the correct answer

1.In many cultures, knocking on wood is a/an way to chase away bad spirits.

2.American people often watch a/an ball drop at midnight in Times Square.

3.There is at least a/an ornamental tree in my house every Tet holiday.

4.I have to go.I’m in a/an hurry.

5.Mr.Lu goes hunting in the forests twice a/an month.

6.Do you have a/an milk jug?