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There is __________ ant crawling on the floor.

• a

• an

He is eating __________ pear. It is sweet and juicy.

• a

• an

She saw __________ ostrich at the zoo.

• a

• an

That is _________ encyclopedia of modern science.

• a

• an

Ramu has __________ very long plastic ruler.

• a

• an

She lost __________ umbrella after her art class.

• a

• an

They found _________ elephant in the jungle.

• a

• an

The boy has __________ pail and two mops.

• a

• an

Mr Ang gave each child __________ sweet at the end of the lesson.

• a

• an

Weixiong bought __________ ice cream from the shop.

• a

• an