She is proud ______ her wealth.

• on
• for
• in
• of
Correct Option: D  [ of ]

Remark:

A laborious student ultimately succeeds. (Antonym)

• industrious
• unknown
• idle
• intelligent
Correct Option: C  [ idle ]

Remark:

Each of the students ________ responsible for keeping this room clean.

• are
• has
• is
• have
Correct Option: C  [ is ]

Remark:

That cannot be altered or withdrawn

• irrevocable
• irretrievable
• irresistible
• arrears
Correct Option: A  [ irrevocable ]

Remark:

She is suffering ___________ fever.

• from
• with
• to
• in
Correct Option: A  [ from ]

Remark:

I can pick up _______ half past seven. How long does the film last ?

• on
• at
• about
• in
Correct Option: B  [ at ]

Remark:

The modern student _________ the importance of physical exercise.

• understood
• understand
• have understand
• understands
Correct Option: D  [ understands ]

Remark: singular subject (i.e student) takes singular verb (i.e understands).
Note: generally verb ends with "s" is singular.

The leader and the villagers is (A)/ having a meeting (B)/ about the various development activities (C)/ No error (D). (find error)

• A
• B
• C
• D
Correct Option: A  [ The leader and the villagers is ]

Remark: "The leader and the villagers are having a meeting about the various development activities."

The subject of the sentence is a plural compound subject, "the leader and the villagers," so the verb "are" should also be in the plural form to match the subject.

Neither of the two stores _________ open.

• are
• is
• has
• have
Correct Option: B  [ is ]

Remark: Sentence begins with "neither" or "either" without the "or/nor" combination, the verb is singular.

He was charged ________ a whole series of crimes.

• for
• with
• by
• on
Correct Option: B  [ with ]

Remark: