Uzupełnij zdania, używając odpowiednich czasowników modalnych w formie twierdzącej lub przeczącej. W niektórych zdaniach może być kilka poprawnych odpowiedzi!
1.he was speaking so quickly that we _________ understand what he was trying to tell us.
2. I've heard what you said but I still ___________ understand the problem. 3.She's still a bit angry with you so I thnik you ________ to tallk to her or even apologise.
4. We'd better take the bus. It ___________ start raining any minute now. 5.When he was only three years old, he __________ already ride his small bike.
6. I'm sorry, but you _____________ enter the laboratory without a special permission.
7. You_____________take these pill three times a day for seven days. Next week you ________________ come and see me for a check-up visit.
1. can't
2. can't
3. have to
4. can
5.could
6. mustn't
7. can, have to
1.Doesn't
2.don't
3.have to
4.can
5.could
6.can't
7.can, must