13. Can’t, couldn’t The food can’t be gone. He couldn’t be in Colombia. I saw him yesterday.
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15. Will, be going to, should, ought to To express certainty about a situation or event predicted - usually used with an adverb: probably, possibly… I will probably come to the party.
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17. May, could, can Can I use your phone? May I go to the rest room?
22. Should, ought to Ought to is not used in the negative You ought to go home if you aren’t feeling well. The city should fix the hole in the road.
23. Must not, cannot You mustn’t eat or drink on the bus. We can’t smoke in this building.
24. Must, have to You have to take the car back to the dealer. I must see my advisor before I register.
25. Would rather, would prefer We would rather go out in the evening. I would prefer to take my car
26. Choose one country (from the list) for each of the following activities that you can do abroad. Give suggestions or state necessity for someone who is travelling to that country. Country: Sightseeing Culture Gourmet cooking Safety Travelling Documents Expenses Weather Best time to visit