题目内容：
[填空题,100分]We spent a day in the country and picked a lot of flowers. Our car was full of 11 inside. On the way home my wife saw a bookshelf outside a fur niture (家具) shop. "Buy it," she said at once. "We.ll 12 it home on the roof-rack (车顶架). I.ve always wanted one like that."
Ten minutes ___13___ we were back with the bookshelf. 1 drove slowly. Other drivers seemed more polite than usual that evening. The 14 even stopped traffic to let us through.
After a time my wife said, "There.s a long line of cars 15 . Why don.t they overtake (超车)?"
Just at that time a police car did overtake, and two officers inside asked us to 16 their car through the busy traffic. The police car stopped at our village church（教堂）.
One of the officers came to me and said, "Do you need any more 17 now?" I didn.t quite un derstand. So I said, "You.ve been very 18 . We live just down the road."
He was looking at our things, first at the flow ers, then at the bookshelf. "Well, well," he said and 19 , "It.s a bookshelf you.ve got here! We thought it was— er, something else."
My wife began to laugh. Suddenly I under stood 20 the police drove here.
11. A. books B. flowers C. fruits D. vegetables
12. A. take B. carry C. send D. hold
13. A. before B. carry C. later D. ago
参考答案：