1.【2013届苏锡常镇四市高三教学情况调研（一）】25. Words don't have the power to hurt you ________ the person who said them means a lot to you.
A. if B. because C. unless D. when
2.【2013届盐城市高三二模】22. When I graduated from high school, my family had a business ____ I never thought about getting a college education.
A. so B. or C. though D. since
3.【2013届盐城市高三二模】24. It was early morning in London _____ Prime Minister Cameron arrived to give his speech.
A. where B. when C. while D. that
