What is the opposite of "can't"?
I think he _______ be late.
may/might/could
What is the use of "must" as a modal of deduction?
Use "may" to make a sentence.
He may be stuck in the traffic. He is not here yet.
Ghosts _________ be real. I'm sure there's no way they exist.
can't
John ate a lot of ice cream yesterday, and he is not a healthy kid. He ________ be sick today.
must
What is the use of "might" as a modal of deduction?
Bomb
You can destroy 500 points in one group.
17
They _________ be at home. The door is locked.
22
Steal: You can take all the points from one group.
I'm not sure, but I _________ be able to help you.
8
Ghosts _________ be real. We don't know for sure.
13
Steal: You can steal all the points from one group.
18
What is the use of "can't" as a modal of deduction?
Use "could" to make a sentence.
Nothing: You get nothing.
9
It _________ be a dog. It says "meow".
14
He __________ be happy. He has just won 100 billion dollars.
19
Chance: You have to make 3 correct sentences with context by using modals of deduction within 2 minutes to get 300 points.
24
Sing: You have to sing to get 200 points.
Trap: You lose all the points.
10
Trade: Unfortunately, you have to trade your point with the group that has the lowest point.
15
Use "could" to make a sentence.
20
Fortune: You get 100 free points.
25
He has dated 5 different girls within a week. He _________ be faithful.