定冠词练习之不定冠词(a/an)练习一、请在横线上填上 a 或 an: dog dictionary student egg elephant island university student European country honest boy honorable deed ______ “m” 8—year plan13________ unhappy boy umbrella orange hour green apple long umbrella useful book old bike二、用 a,an 填空:1. This is ____pear and that is ____ apple.2. Mary has get it from her uncle.3. Do you have ____QQnumber4. This is ___ small orange.5. There is ___“s”in the word “bus”.6. There is ____“h” and ____ "u" in the word “hour”.7. My teacher give me ___useful book.8. I have ___ hour to do my homework.9. Do you have ___ umbrella.10. 10, She wear ___ uniform.