Select the most appropriate adverb to fill in the blank.

Ramees works ____________ to get through the entrance exam.

hard

The most appropriate adverb to fill in the blank is hard.

The sentence is about Ramees working hard to get through the entrance exam. The word "hard" means to work with great effort or concentration. It is the most appropriate adverb to use in this context, as it conveys the meaning of working diligently and with determination.

The other options are not as appropriate.

• Different means unlike or dissimilar. This is not the right word to use, as it does not make sense to say that Ramees works differently to get through the entrance exam.
• Early means before the usual or expected time. This is not the right word to use, as it does not make sense to say that Ramees works early to get through the entrance exam.
• Important means of great significance or value. This is not the right word to use, as it does not make sense to say that Ramees works important to get through the entrance exam.