I'm sure something ISN'T true about the past. (a They must be in the teachers' room because they aren't in the office. / b She couldn't have forgotten the meeting. I reminded her this morning. / c I think they may have left at about 10.)
B (couldn't have forgotten)
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25
I'm making a deduction about a present situation. (a. Ben might not come today. I don't know. / b Helen must be at home. Her lights are on. / c They must have been late yesterday.)
B (A: future; C: past)
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20
I'm sure something is true about the present. (a She couldn't have forgotten her own name! / b When she answered the phone, it must have been her mother calling. / c Joe has been running for hours. He must be tired!)
C (must be)
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thief
Give points!
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25
seesaw
Swap points!
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fairy
Take points!
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thief
Give points!
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10
I think something is possibly true about the past, but I'm not sure. (a I think Lee might have won the lottery. / b They must have gone out, because they aren't here. / c Kate might be late to the meeting.)
A (might have won)
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20
I think something is possibly true about the present, but I'm not sure. (a It can't be Gerald's car, because he doesn't have a car. / b Liz might be in her room. Go and see. / c That must be lan's bag. It has his name on it.)
B (might)
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10
I'm making a deduction about a past situation. (a She didn't answer her phone. She might have left on her vacation this morning. / b He can't be on vacation. I saw him at school. / c They must be really happy.)
A (might have left)
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10
I'm sure something ISN'T true about the present. (a They can't be from France. They don't speak French. / b He must be really good at German. Ņ I think he may be from Sweden.)
A (can't be)
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heart
Other team wins 20 points!
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magnet
Take 20 points!
Okay!
fairy
Take points!
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thief
Give points!
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15
I'm sure something is true about the past. (a You must be Tom. Is that right? / b Those might be Michelle's keys. /c He isn't here. He must have gone home.)