Điền a/an/the vào chỗ trống sao cho thích hợp

Task 1. a/an/the
1. Does she bring ......... umbrella?
2. Are you looking for ......... job?
3. I checked ......... email twice.
4. Could I have .........) cup of coffee please?
5. I was born into ......... rich family.
6. He will come back in ......... hour.
7. Have you been to ......... Mekong River?
8. I would like to talk to one of......... leaders.
9. What ......... beautiful lake!
10. The airplane landed on ......... airport.
11. Did you buy ___ pair of shoes yesterday?