a or an ?

Fill in the blank: I saw ___ tiger at the zoo.

• a

• an

• the

Choose the correct article: She wants to be ___ doctor

• the

• a

• one

• an

Fill in the blank: Can you give me ___ apple?

• an

• a

• the

• one

Choose the correct article: He is ___ honest man.

• the

• a

• one

• an

Fill in the blank: I need ___ pen to write my homework.

• the

• an

• a

• one

Choose the correct article: That is___ lion

• some

• a

• the

• an

Fill in the blank: Do you have ___ umbrella?

• some

• the

• any

• an

Choose the correct article: She is reading ___ book.

• an

• some

• a

• the

Fill in the blank: We need ___ book.

• a

• this

• my

• the

Choose the correct article: I have ___ idea

• this

• the

• an