Modal Certainty Challenge

Froggy Jumps

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About this activity

Test your mastery of modal certainty.

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Genesis Machicado

Bolivia

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1	Genesis Machicado October 14, 2025	% 60	02:56

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Froggy Jumps Modal Certainty ChallengeOnline version Test your mastery of modal certainty. by Genesis Machicado 1 Which sentence expresses strong certainty about the present? a She can't be at the office now. b She may be at the office now. c She must be at the office now. 2 Which sentence shows impossibility in the present? a He can't be at the party now. b He may be at the party now. c He must be at the party now. 3 Which expresses possibility in the present? a She must come to the meeting. b She may come to the meeting. c She can't come to the meeting. 4 Which shows a weaker possibility about the future? a He could arrive tomorrow. b He must arrive tomorrow. c He might arrive tomorrow. 5 Choose a polite suggestion with could. a You must visit the museum this afternoon. b You could visit the museum this afternoon. c You can't visit the museum this afternoon. 6 Which indicates deduction about the past? a He must have left already. b He can't have left already. c He may have left already. 7 Which expresses a future certainty? a The project must be finished by Friday. b The project can be finished by Friday. c The project might be finished by Friday. 8 Which sentence talks about possibility in a conditional? a If he calls, he can't be late. b If he calls, he must be late. c If he calls, he may be late. 9 Which uses might for a polite uncertainty? a She might join us if she finishes early. b She must join us if she finishes early. c She can't join us. 10 Which sentence expresses obstacle with can't in present? a I must find my keys right now. b I can't find my keys right now. c I may find my keys right now.

Froggy Jumps

Modal Certainty ChallengeOnline version

Test your mastery of modal certainty.

by Genesis Machicado

Which sentence expresses strong certainty about the present?

She can't be at the office now.

She may be at the office now.

She must be at the office now.

Which sentence shows impossibility in the present?

He can't be at the party now.

He may be at the party now.

He must be at the party now.

Which expresses possibility in the present?

She must come to the meeting.

She may come to the meeting.

She can't come to the meeting.

Which shows a weaker possibility about the future?

He could arrive tomorrow.

He must arrive tomorrow.

He might arrive tomorrow.

Choose a polite suggestion with could.

You must visit the museum this afternoon.

You could visit the museum this afternoon.

You can't visit the museum this afternoon.

Which indicates deduction about the past?

He must have left already.

He can't have left already.

He may have left already.

Which expresses a future certainty?

The project must be finished by Friday.

The project can be finished by Friday.

The project might be finished by Friday.

Which sentence talks about possibility in a conditional?

If he calls, he can't be late.

If he calls, he must be late.

If he calls, he may be late.

Which uses might for a polite uncertainty?

She might join us if she finishes early.

She must join us if she finishes early.

She can't join us.

Which sentence expresses obstacle with can't in present?

I must find my keys right now.

I can't find my keys right now.

I may find my keys right now.

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Modal Certainty Challenge

Froggy Jumps

About this activity

Created by

Download the paper version to play

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Modal Certainty ChallengeOnline version

by Genesis Machicado

Which sentence expresses strong certainty about the present?

Which sentence shows impossibility in the present?

Which expresses possibility in the present?

Which shows a weaker possibility about the future?

Choose a polite suggestion with could.

Which indicates deduction about the past?

Which expresses a future certainty?

Which sentence talks about possibility in a conditional?

Which uses might for a polite uncertainty?

Which sentence expresses obstacle with can't in present?

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