Which article best completes the sentence: "___ apple a day keeps the doctor away"?

Choose the correct article for the sentence: "She found ___ old book in the library."

Which article should be used: "___ elephant is standing under the tree."

Choose the correct article for the sentence: "I want to buy ___ computer."

Is this sentence correct? "He is a honest man."

The article 'an' is used before words beginning with a vowel sound.

We use 'a' before singular, countable nouns that begin with a consonant sound.

The article 'the' can be used when both the speaker and listener know what is being talked about.

There is no article used before the names of countries like 'Brazil' or 'Canada'.

Is this correct? "I saw an university."

Fill in the blank: "I have ___ idea." (Hint: use 'a' or 'an')

Fill in the blank: "She wants ___ orange." (Hint: article for a vowel sound)

What article is needed? "___ moon is bright tonight." (write only the article)

Fill the blank: "___ apple on the table is yours." (article for a specific thing)

Fill in the sentence with 'a', 'an', or 'the': "Please hand me ___ blue pen on the desk." (answer with the article only)

Insert the correct article: "He wants to be ___ astronaut." (write the article only)

Choose the correct article: "___ Nile flows through Egypt." (write the article only)