第三节 完形填空 （共20小题；每小题1.5分，满分30分）
How did you do it, Dad? How have you managed not to take a drink for almost 20 years? It took me almost 20 years to have the 21 to even ask my father this very personal question. When Dad first 22 drinking, the whole family was on pins and needles every time he got into a 23 that, in the past, would have started him 24 again. For a few years we were 25 to bring it up for fear that the drinking would begin again.
