Segítség kéne angolban!?

Kicsit belezavarodtam az igeidők használatába. Melyik a helyes a 4 közül?:

1. He ... potatoes while his father was grating cheese.

a., was peeling

b., peeled

c., had peeled

d., had been peeling

2. When we entered the house , the charwoman ... the bedrooms for two and a half hours.

a., cleaned

b., had cleaned

c., was cleaning

d., had been cleaning

3. I ... the washing-up five minutes ago.

a., had finished

b., was finishing

c., finished

d., had been finishing

4. He ... his wife a divorce in 1985.

a., was giving

b., had been giving

c., gave

d., given

5. I ... my pupils' homework by tomorrow.

a., will have checked

b., will have been checking

c., will check

d., shall have been checking

6. He ... up those photos by 4 o'clock.

a., will have blew

b., will have blown

c., will have been blowing

d., will be blown

7. That little girl ... mnind her eye.

a., was telling to

b., was telling

c., was told to

d., was told

Nagyon örülnék ha valaki tudna segíteni :) Előre is köszönöm!