The word "drink" can work as either a noun or a verb in English, depending on how it is used in a sentence. We need to see what job it is doing here.
Since "drink" names the object that was given and follows the article "a", it is functioning as a noun in this sentence.
Let's summarize:
So "drink" is a noun in this sentence, making option (a) the correct answer.
Find the correct match of grammatical function with usage for the word: AFTER
| Grammatical function | Usage |
|---|---|
| 1) adjective | (6) It appears to be the after effect of the disease. |
| 2) adverb | (8) He came soon after. |
| 3) conjunction | (5) You may go after having your lunch. |
| 4) preposition | (7) Many graduates are hankering after jobs. |
Find the correct match of grammatical function with usage for the word: AFTER
| Grammatical function | Usage |
|---|---|
| 1) adjective | (6) It appears to be the after effect of the disease. |
| 2) adverb | (8) He came soon after. |
| 3) conjunction | (5) You may go after having your lunch. |
| 4) preposition | (7) Many graduates are hankering after jobs. |