Английский язык,3-6 класс,решить d, c

d) 2) A new computer is sold by them every day
3) Computer programs are designed by them in that company.
4) Mistakes are made by people in grammar exercises.
5) A lot of new houses are built by them every year.
6) Football is often played by them on Saturdays.

c) 2) act your age
3) getting on
4) youth
5) adulthood
6) look her age