Модальные глаголы поиогитеthe cake (must, can, is) be almost ready now. – are you sure? – yes, practically. you (must, have to, should) put sausage, cucumber, onion, potatoes, eggs and sour cream to make the russian salad tasty. (can, may, should) you have failed to put sugar and vinegar in the biscuit again? how (can, are able to, may) you be so careless? you (may, can, have to) take the fork, knife and plate. i don’t need it any more.
2. should (как совет)
3. may
4. can
5. can