Question : Select the most appropriate option to fill in the blank.

We don't know how the accident happened. We are __________in the dark.

Option 1: appropriately

Option 2: thoroughly

Option 3: accurately

Option 4: completely

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'.

Drivers don't have to renew their licenses before the end of the year.

Option 1: No substitution

Option 2: doesn't have to renew

Option 3: don't have to renewing

Option 4: don't has to renew

Question : Select the most appropriate option to fill in the blank.
The old woman walked carefully with her heavy load _______she should fall.

Option 1: unless

Option 2: until

Option 3: although

Option 4: lest

Question : Select the most appropriate option to fill in the blank.

While I was walking along the beach, I heard a _________voice.

Option 1: familiar

Option 2: similar

Option 3: customary

Option 4: routine

Question : Select the most appropriate option to fill in the blank.

Meeting my school friend at my cousin's house was a _________coincidence.

Option 1: remote

Option 2: reasonable

Option 3: remarkable

Option 4: fresh