Isn't it strange how chance can play such a large part in what we become? If Carolyn hadn't __________ (1) that engineering course, she would never have become an engineer. At the time she did __________ (2) anything __________ (3). But __________ (4) hard work, she is no slacker. She threw herself into study and joined in the project to make a __________ (5) vehicle. She admits that she often found studying math difficult, but she __________ (6) and got on with it, working on the __________ (7) that math is a hard subject for most people. Girls, she argues, are no more __________ (8) in this respect than boys. Nonetheless, she still had moments of __________ (9) when she found making progress particularly difficult. Carolyn concludes that we should not allow __________ (10) expectations to limit our horizons, for we are far more __________ (11) in what we can achieve than they would __________ (12).