очень нужно решение!!!

f- Full infinitive

b- Bare infinitive

Объяснение:

2 -ing (dislike doing* )

3 F.I. (would love to do)

4 -ing (It's worth doing)

5 -ing finish doing)

6 B.I. (will do)

7 B.I. (make smb. do)

8 -ing (avoid doing)

9 B.I. (see smb. do)

10 F.I. (promise to do)

11 F.I. (expect to do)

12 -ing (It's no use doing)

13 F.I. (hope to do)

14 B.I. (let smb. do)

15 B.I. (shall do)

16 B.I. (can do)

17 -ing, F.I. (start doing и start to do)

18  -ing (deny doing)

19 -ing, F.I. (hate doing и hate to do)

20 B.I. (must do)

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*вместо глагола do в конструкцию подставляется любой нужный глагол)

seller: hello. can i help you?

you: i must buy black shoes.

seller: so these shoes.

you: how much?

seller: 20 $

you: but i only have   17 $

seller: sorry, we couldn't help you

you: but i should buy these shoes. these present for my brother.

seller: so for these we can doing salle. you can buy these shoes for 17 $

you: thank you very much. you help me.

seller:   please, come again.

you: bay, good luck.