подбери к неопределённой форме глагола соответствующую ему форму Past simple

discovery (n)to value (v), value (n), valuable (adj)to construct (v), construction (n), constructive (adj)importance (n), important (adj)to know (v), knowledge (n)to develop (v), developer (n), development (n)to vary (v), variety (n); variation (n), various (adj), variable (adj)to acquaint (v), acquaintance (n) mystery (n), mysterious (adj)to observe (v), observer (n), observation (n)to specialize (v), specialist (n), speciality (n), special (adj)

c)know

2 .why are those ....hungry?

a)sheep b)monkej c)fox

3. he mast .....his teeth

a)clean b)cleans c)to clean

4. who ...at home?-my sisters are.

a)are b)is c)do

6. ...does shopping on sunday?

a)where b)why c)who

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

если правильный глагол, либо 2 форма. Помогите мне пожалуйста!!!