III. 完形填空(共20小题;每小1分,满分20分) 阅读下面短文,掌握其大意,然后从33—52各题所给的四个选项 (A,B,C和D),选出可以填入空白处的最佳答案。 Bill White’s father is a lawyer. In his 33 time, he likes to get out in the country and take some 34 of animals. For a long time, Bill had wanted to go with his father on one of his 35 . But his father didn’t take Bill along with him 36 he was fifteen. He and Bill drove to the farm which 37 to his uncle in the afternoon. They 38 the night there, so that they coul当a=-3,b=-2时,|a|-|b|的值A.-1B.5C.1D.-5