题目

I am Adam Rouse. I first【1】(buy) cannabis from a man in the street and continued to buy cannabis from【2】 (he) for six months and as a result, I got addicted【3】it. One day, the man offered me some crack cocaine, a more【4】（power）addictive. When I went back to the man for more crack cocaine, he asked me for a lot of money. I was in terrible pain when I couldn’t afford to buy any drugs.【5】 (get) money, I broke into【6】 house and stole something to sell for money. The more drugs I took, the more addicted I became. So I had to steal something every day to pay for the dru2．已知tanα，tanβ为方程x2-5x+2=0的解，则tan（α+β）的值为（　　）A．$\frac{1}{5}$B．5C．-5D．-1