"My books have disappeared. Anne must/ should have taken them

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21. "My books have disappeared. Anne must/ should have taken them.
Hurry up Tom, she might / must not have left yet."
22. Jany might have/can't have come home. I phoned her and nobody answered
23. I was able to / should walk when I was two.
24. My sister could have / must have gone to bed. She isn't here.
25. We should have / must have helped Hanna. She was in trouble.