Điền một mạo từ (a/an/the)

tl và gt giúp luôn nhé 

Điền một mạo từ (a/an/the)

1. We would love to visit ............Canada and ............... United States of America

2. Yesterday we went on.................eight -hour tour to Queensland

3. As I was walking along the street , I saw .............. 10 note on............. pavement

4. Of........... two films ,"Home alone"is ............. more interesting

5. When did .......... Stone Age end ?