It is _______ unjust charge.

• the
• an
• a
• no article
Correct Option: B  [ an ]

Remark:

The boy is studying in ____________ university.

• a
• an
• the
• zero article
Correct Option: A  [ a ]

Remark: "a" is used with "university" ( Vowel word with a consonant sound.)
similar: a one-act, a one-eyed, a one-man army, a union.

A bird in hand is worth two in ________ bush.

• the
• an
• a
• no article
Correct Option: A  [ the ]

Remark:

________ Gold is a precious metal.

• a
• an
• the
• none
Correct Option: D  [ none ]

Remark:

Let's watch _______ movie; I mean 'Pather Panchali'.

• a
• an
• the
• no article is needed.
Correct Option: C  [ the ]

Remark: "The" used as movie name is specified.(the definite article)

You are _________ fool to say that.

• a
• an
• the
• zero articles
Correct Option: A  [ a ]

Remark:

None but _________ brave deserves the fair.

• the
• a
• an
• No article required
Correct Option: A  [ the ]

Remark: here adjective "brave" used as noun. "the brave" means "the brave people".

He died ______ peaceful death.

• a
• an
• the
• zero article
Correct Option: A  [ a ]

Remark:

It is ________ uniform policy.

• a
• an
• the
• no article
Correct Option: A  [ a ]

Remark: The word "a" is used before a noun that begins with a consonant sound.
"a uniform" (the "u" in "uniform" is pronounced as a consonant sound).

It is _______ half past six by my watch.

• the
• an
• a
• no article
Correct Option: D  [ no article ]

Remark: