MODAL VERBS. Different moods and different ways to express them. ABILITY POSSIBILITY PERMISSION OBLIGATION EXPECTABILITY PROBABILITY. Verbs. Adjectives. Modal Verbs. Present, past and futute. Structure of Modal Verbs. CAN is used to indicate the possession of an ABILITY .
e.g. He can speak German fluently
(= He’s able to speak German fluently)
He can drive a car.
My daughter can play the piano beautifully
She can type 80 words a minute.
Most adults can’t use a computer.
... 65% of high school students can’t use a calculator.
Only 2% of Chileans can speak English fluently.
e.g. The solution may / can be found at the
back of the book
(= It’s possible to find the solution at the back of the book)
Due to the repairs, trains may be subject to delays.
We may face an energy crisis this winter.
We may change rooms for the next test since the room ...
Agronomists may have to test the soil because ...
He may not come today.
Ships may not dock in the harbor because of the rain.
e.g. You can / may speak to the patient just a few minutes.
(=You’re allowed to speak to the patient just a few minutes)
He may play after doing hid homework
You may miss classes if you get 85% on the first test.
May I smoke?
You may call me by my nickname.
She may leave the class earlier since she has ...
e.g. The introduction of new machinery should contribute greatly to better results.
(=It’s expected that the introduction of new machinery will contribute greatly…)
The meeting should be finishing right now.
The Conservatives should win the next election.
It shouldn’t take (us) long to get there.
It shouldn’t be difficult to pass the test.
The new regulation shouldn’t affect the old students.
e.g. You must obtain a visa to travel to USA.
(=It’s compulsory that you obtain a visa to travel to USA.)
Astronauts must take showers inside plastic bags.
Astronauts must also drink through tubes.
Students must write the test in ink.
I must visit them again.
He must work at the weekend.
She must answer all the questions before the jury.
He must make a choice.
He can play tennis very well.
We must hurry or we’ll be late.
At the meeting tomorrow he may mention the problem.
He’s been here for hours. He must be tired.
She should know the answer.