Modal Verbs: Possibility & Deduction
He ___ (must/can’t/might) have seen us, but I’m not sure.
might
Correct this sentence: This test is more easier than the last one.
This test is easier than the last one.
Choose the correct quantifier: I have ___ time to finish this assignment
a little
Complete the sentence: She can speak ___ English ___ Spanish fluently.
both...and
Choose the correct form: She ___ swim very well when she was 5 years old
could
He ___ be tired after working for 12 hours straight.
must
What is the superlative form of "far" (in terms of distance)?
Farthest
Fill in the blank: There are ___ students in the classroom, but the teacher is missing.
some
Correct the mistake: Either my brother nor my sister can swim.
Either my brother or my sister can swim.
What’s the difference between "can" and "be able to"?
"Can" is more common in speech, while "be able to" is used when "can" is grammatically impossible (e.g., future tense: "I will be able to travel next year.")
What is the difference between "might" and "must" in terms of certainty?
"Might" expresses possibility (50% sure), while "must" expresses strong certainty (90% or more).
Complete the sentence: Of the three solutions, this one is ___ (efficient).
the most efficient
What is the difference between "a few" and "few"?
"A few" means a small but positive amount, while "few" emphasizes scarcity.
Fill in the blank: I don’t like horror movies, and he doesn’t ___.
either
Complete the sentence: By next year, she ___ speak four languages fluently.
will be able to
Rewrite the sentence using a modal verb: I'm sure she didn't see me because she walked past without saying hello.
She can't have seen me because she walked past without saying hello.
Explain the difference in meaning between "He runs faster than anyone" and "He runs the fastest."
"He runs faster than anyone" compares him to all others. "He runs the fastest" means he is in first place.
Correct the sentence: He has a lots of books on his shelf.
He has a lot of books on his shelf.
Which of these is incorrect?
A) Either we leave now, or we miss the train.
B) Neither of them was invited.
C) Both and Tom came late.
C) Both and Tom came late (should be "Both Tom and I came late.")
Rewrite the sentence using a modal verb: He successfully completed the race despite his injury.
He managed to complete the race despite his injury.
Rewrite the sentence using a modal verb of deduction:
I’m sure he didn’t hear the announcement because he’s still sitting there.
He can’t have heard the announcement because he’s still sitting there.
Transform the sentence using a comparative of equality: "This house is not smaller than that one."
This house is as big as that one.
What’s wrong with this sentence? Neither of them are coming to the party.
"Neither" is singular, so it should be "Neither of them is coming to the party."
Fix this sentence: He neither drinks nor he smokes.
He neither drinks nor smokes.
Which sentence is incorrect?
A) I could run a marathon when I was younger.
B) I will can help you tomorrow.
C) She was able to solve the puzzle.
B) "I will can help you tomorrow" (should be "I will be able to help you tomorrow.")