Insert modal verbs may or can. 1. You … come in when you have taken off your shoes. 2. Be careful: you … spill the milk.

1. You may come in when you have taken off your shoes.
2. Be careful: you may spill the milk.
3. Most children can slide on the ice very well.
4. Can you see anything in this darkness?
5. You may go when you have finished your test.
6. May I use your pen?
7. You can read this book. You know the language well enough.
8. You may take this book, I don’t need it any more.
9. Do you think you can do it?
10. What time is it? – It may be about 6 o’clock, but I am not sure.
11. You can take a horse to the water, but you can not make him drink.
12. Where nothing is, nothing may be had there.
13. Love can neither be bought nor sold; its only price is love.
14. Man can not live by bread alone.
15. You can take control of your schedule.
16. Can you tell me the time, please?
17. No more for me thanks. I can eat another thing.
18. Who is that outside? It may be the postman - he has already been here.
19. We loved the cake. Can you give us the recipe for it?
20. My aunt can tell fortunes from tea leaves.