- The students will eagerly take the test tomorrow.
- Tomorrow will eagerly take the students the test.
- Eagerly will take the students the test tomorrow.
- The students will take eagerly the test tomorrow.
The correct sentence structure in English is Time-Subject-Adverb-Verb-Object. The time (tomorrow) should come first, followed by the subject (the students), the adverb (eagerly), the verb (will take), and finally, the object (the test). The correct option (a) follows this structure.