Modal verbs
Preposition challenge
Present perfect vs PP Progressive
Key word transformations
100

 Leo isn't answering his phone. He ______ be asleep. (possibility)

might / may / could

100

She has a talent ______ telling stories

for


100

 I (have read / have been reading) this book for two hours, and I'm on page 20

have been reading

100

Use MUST: “Mike probably got lost.” → “He ______ lost.”

must have got/gotten lost.

200

 The ground is wet and everyone has an umbrella. It ______ have rained

must

200

He is capable ______ solving the problem.

of

200

She (has visited / has been visiting) Rome three times

has visited

200

 Use FIND: “I can easily make friends when I travel.” → “I ______ make friends when I travel.

find it easy to

300

 Mia was with us all evening. She ______ have taken the missing bag

can't

300

 We arrived ______ the hotel late at night

at

300

They ______ (wait) for the bus since 8:00, and they're still here

have been waiting

300

 Use WHAT: “I don't think Mike is capable of competing.” → “I don't think Mike has ______ to compete."

what it takes

400

Rewrite: “Perhaps they missed the last train.” Use a past modal

 They might/could/may have missed the last train

400

 I'm interested ______ learning about ancient civilizations

in

400

Explain the difference: “I've written three emails” vs “I've been writing emails.”

First emphasizes the completed result/number; second emphasizes the activity/process, possibly ongoing, without focusing on the number completed.

400

Use NOT: “We visited Maranello and we also went to Monza.” → “We visited ______ Monza

not only... but also

500

 The hotel-room door is forced open and belongings are missing. Make a strong deduction with MUST HAVE

Someone must have broken into the room because the door was forced ope

500

 Complete all three: They came back ______ work; I'm afraid ______ flying; It depends ______ the weather.

from, of, on

500

Correct and explain: “I have been knowing her for five years.”

 I have known her for five years. “Know” is a stative verb and is not normally used in the progressive.

500

Use SHOULD: “It's a shame I didn't go to Europe with the guys.” → “I ______ to Europe with the guys.

should have gone