Употребите подходящий предлог: by или with1) These poems were written ___

Употребите подходящий предлог: by либо with
1) These poems were written ___ A.S.Pushkin.
2) Women's dresses are sewed ___ dressmarkers.
3) Meat is eaten ___ a fork and a knife.
4) The bridge was bulit ___ agroup of workers.
5) Who is the portrait painted ___?
6) What do we usually write ___?