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'.
(In fact, climbing fern is spreading so rapidly that its) now the state's worst invasive weed.

Option 1: In fact, climbing fern is spreading so rapid that it's

Option 2: In fact, climbing fern is spread so rapidly that its

Option 3: In fact, climbing fern is spreading so rapidly that it's

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 government appears (to be at war with it's own people.)

Option 1: to be on war with it's own people

Option 2: to be at war against it's own people

Option 3: No substitution required

Option 4: to be at war with its own people

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'.

Chia is currently pursuing a (master's in developmental studies in Netherlands).

Option 1: master's in developmental studies in the Netherlands.

Option 2: masters' in developmental studies in the Netherlands.

Option 3: No substitution required

Option 4: master's in developmental studies at Netherlands.

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'.
We were asked by (Jane's aunt where she was last night.)

Option 1: No substitution required

Option 2: Jane aunt's where she was last night?

Option 3: Jane's aunt where was she last night.

Option 4: Jane's aunt where was she was last night?

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