три формы глагола купить на англиском

1. Would you ___ the telephone?
2. I expected her ___ my letter.
3. I want my letter to be ___ .
4. Thank you for ___ my letter.
a) answering b) to answer c) answer d) answered

№2. заполни пропуски в предложениях соответствующими формами глагола:
1. Would you ___ my letter, please?
2. I expected her ___ my letter.
3. I want my letter to be ___ .
4. Thank you for ___ my letter.
a) sending b) to send c) send

№3. заполните пропуски соответствующими неличными формами глагола
1. would you ___ a new telephone?
2. i asked him ___ a new telephone.
3. thank you for ___ a new telephone.
4. i want a new telephone to be ___ in time.
a) to buy b) buy c) buying d) bought