A or An Difficult 1 (words that start with u)
Directions: In the following exercise, decide whether to use a or an.
- ____ unusual statue
- ____ usual day
- ____ understanding teacher
- ____ used car
- ____ united family
- ____ untied shoestring
- ____ umbrella
- ____ underground subway
- ____ unsuspected visitor
- ____ unit of measurement

