Question : Select the most appropriate option to substitute the bracketed segment in the given sentence. If there is no need to substitute it, select 'No substitution required'.

This looks (like one of those unwelcome social summons which call upon a man) either to be bored or to lie.

Option 1: like one of those unwelcome social summonses which call upon a man

Option 2: like one of these unwelcome social summons that call upon a man

Option 3: like one of those unwelcome social summon that call upon a man

Option 4: No substitution required

Question : Select the most appropriate option to substitute the bracketed segment in the given sentence. If there is no need to substitute it, select 'No substitution required'.
The Yoruba was (one of the west African city-state culture).

Option 1: No substitution required

Option 2: one of the west African city-state cultures

Option 3: one of a west African city-state cultures

Option 4: one of the west's African city-state culture

Question : Select the most appropriate option to substitute the bracketed segment in the given sentence. If there is no need to substitute it, select 'no substitution required'.
The unit twitched like a bird (preening it's plumage and becomes motionless).

Option 1: preening its plumage and became motionless

Option 2: No substitution required

Option 3: preening it's plumage while becoming motionless

Option 4: to preen it's plumage and becomes motionless

Question : Select the most appropriate option to substitute the bracketed segment in the given sentence. If there is no need to substitute it, select 'No substitution required'.

(There's many a good tunes) played on an old violin.

Option 1: No substitution required

Option 2: There are many a good tunes

Option 3: There's many good tune

Option 4: There are many good tunes

Question : Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select 'No substitution required.'

The laws of nature are unbiased, ensuring that each person benefits from its bounties.

Option 1: No substitution required

Option 2: were unbiased

Option 3: is unbiased

Option 4: was unbiased

Question : Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select 'No substitution required'.

A better plan is to going and has a lavish dinner at a fine restaurant.

Option 1: is to go and have

Option 2: No substitution required

Option 3: is to gone and have

Option 4: was to going and have