Article

Q1 - ____ old man
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Q2 - ____ field
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Q3 - ____ accident
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Q4 - ____ knife
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Q5 - ____ orange
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Q6 - ____ hospital
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Q7 - ____ horse
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Q8 - ____ hour
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Q9 - ____ union
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Q10 - ____ uncle
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Q11 - ____ university
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Q12 - ____ xylophone
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Q13 - ____ x-ray
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Q14 - ____ zoo
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Q15 - ____ hat
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Q16 - ____ egg
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Q17 - ____ European
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Q18 - ____ yacht
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Q19 - ____ ice-cream
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Q20 - ____ opportunity
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Q21 - ____ one-day course
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Q22 - ____ vehicle
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Q23 - ____ open door
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Q24 - ____ euphemism.
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Q25 - ____ URL
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Answer
1. an 2.a 3.an 4.a 5.