Modal Verbs — Simulator 8
Modal Verbs — Simulator 8
Level 8 / 10 • Ambiguous Evidence • Time Traps
Instructions: Choose the correct modal or modal phrase.
Some situations include unclear evidence or
subtle time clues.
Strategy:
• If evidence is incomplete → prefer might / might have
• If something was expected but didn’t happen → should / should have
• Eliminate options that don’t match the time
1. She hasn’t replied yet. She ___ still be asleep.
2. The keys are on the table. You ___ left them here earlier.
- must have
- might have
- should have
- can have
3. He looks confused now. He ___ understood the instructions.
- must have
- might have
- should have
- can’t have
4. She studied very little, so she ___ pass the test.
5. The meeting ended early. They ___ finished all the topics.
- must have
- might have
- should have
- can have
6. I’m surprised he called. He ___ remembered our conversation.
- must have
- should have
- might have
- can have
7. She missed the appointment. She ___ set a reminder.
- must have
- might have
- can have
- should have
8. The office is quiet. Everyone ___ already left.
- might have
- must have
- should have
- can have
9. She didn’t answer my message. She ___ been busy.
- must have
- should have
- might have
- can have
10. The door is open, but the alarm is on. They ___ forgotten to lock it.
- might have
- must have
- should have
- can’t have
Your Score
Interpretation:
9–10 = Excellent control with ambiguous evidence
7–8 = Minor issues with time or strength
≤6 = Review Simulators 6–7
Refresher — Ambiguous Evidence
- might / might have → unclear evidence
- should / should have → expectation
- must have → strong past conclusion
- can’t have → contradiction
Answer Key
1) might
2) must have
3) can’t have
4) might
5) must have
6) might have
7) should have
8) must have
9) might have
10) can’t have