10 ) until the 1960s most children in britain ( take ) an exam at the end of primary school. the school system (change) since then. 11) they (work) on the project for more than two years but i can't see any positive results. 12) victorian attitudes about how children should be brought up largely (disappear). 13) i love you. i (love ) you all my life. 14) jane (write ) her essay for two weeks already and i don't think she is completing her work. 15) we (live) in this area foe nearly 15 years.