Deduction & Speculation exercises — Set 3: Speculation About the Present: Must Be, Can't Be & Might Be + -ing Exercises (Typing Practice)
Typing Practice • 20 questions • 12 min
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The office light is on and I can hear typing. Someone in there.
can't be working
must be working
should be working
might be sleeping
Deduction & Speculation exercises online (Typing Practice)
Practise using must, can't, could, might, and may with be + -ing to speculate about what is happening right now. Use these structures to make deductions about what someone is doing at this moment, based on the evidence you can see or hear.