tolong dong jawab soal ini

1. Some old letters are translated by them last week

2. They are laughing at me

3. Somputers are used by the students now

4. My father fixed the car yesterday

5. a. Ina is knitting a sweater for her mother --> a sweater is being knitted by Ina for her mother
b. They are eating some dumplings --> Some dumplings are being eaten by them
c. I like him --> he is liked by me
d. We take pictures with our cameras --> Pictures are taken by us with our cameras

6. ?
kalo sdh tau jawaban no 6 kasih tau saya plis :v

7. a. beat, beaten
b. catched, caught
c. told, told
d. fell, fallen
e. got, gotten
f. worked, worked
g. did, done
h. flew, flown
i. saw, seen
j. wore, worn