He was in a brown study and did not seem to catch my point.

• in his study room
• absorbed in reading
• absent – minded
• in a state of shock
Correct Option: B  [ absorbed in reading ]

Remark:

The detective went abroad in search of culprit but his journey proved to be a wild goose chase.

• expensive
• full of difficulties
• unprofitable adventure
• ill advised
Correct Option: C  [ unprofitable adventure ]

Remark:

The number increased by leaps and bounds.

• very fast
• very slw
• in details
• aimlessly
Correct Option: A  [ very fast ]

Remark: leaps and bounds: Rapidly, or in fast progress.

She exhibited remarkable sang froid during the crisis.

• temper
• irritation
• composure
• angry
Correct Option: C  [ composure ]

Remark:

'See eye to eye' means:

• agree with someone
• to remain neutral
• to take over (something)
• to enjoy the best of both
Correct Option: A  [ agree with someone ]

Remark:

The idiomatic expression "A slap on the wrist" means:

• Short on time
• A very mild punishment
• To have a dispute
• To force an issue
Correct Option: B  [ A very mild punishment ]

Remark: A slap on the wrist is a warning or a punishment that is not very severe.

With the existing management the future of the company is in doldrums.

• dull
• bright
• uncertain
• secure
Correct Option: C  [ uncertain ]

Remark:

It was he who put a spoke in my wheel.

• tried to cause an accident
• helped in the execution of the plan
• thwarted the execution of the plan
• destroy the plan
Correct Option: C  [ thwarted the execution of the plan ]

Remark:

He is a dark horse.

• silent
• secretive
• dangerous
• possessing a secret ability.
Correct Option: D  [ possessing a secret ability. ]

Remark:

A bolt from the blue

• a delayed event
• an inexplicable event
• an unexpected event
• an unpleasant event
Correct Option: C  [ an unexpected event ]

Remark: