Mạo từ a/an/the

I am __________ student.

• an

• a

• the

I need an apple, an egg and ____ carrot.

• a
• an
• the

I can see __ tree and a horse. 

• a
• an 
• the

There is ____ olive on my cake. 

• a
• an
• the

_____ sun is so hot today.

• a

• an

• the

I have ______ doll.

• a

• an

• the

________ flowers are yellow.

• a

• an

• The

This is ________ octopus.

• a

• an

• the

This is ________ moon.

• a

• an

• the

This is _________ car.

• a

• an

• the