第二节 完型填空
阅读下面短文，从短文后所给各题的四个选项(

A.
B.C和D)中选出能填入相应空白处的最佳选项。
Dad loved children and always wanted a【B1】family．ually (最终), he got what he wanted【B2】there were twelve children in the family．Without fail, he would show us off to visitors.
Once, Dad【B3】presented the first three children in the family, Anne, Mary and Ernestine, to some visitors．Then he picked up the fourth child, Martha, and said, 'And this is our【B4】model, complete with all the improvements．And don't think that this is all; we're【B5】the 1951 model some time next month.'
But what he 【B6】most was taking us out for a drive in the car．Just the 【B7】of all of us would cause people to【B8】their houses．On one occasion (场合) a man in a village we were passing through shouted 【B9】that he had seen eleven people in our car, not 【B10】 Mum and Dad．【B11】, Dad called out over his shoulder, 'You 【B12】the second baby up from the front here, Mister.'
Dad told us this joke, 【B13】we were not sure then whether he was telling us the 【B14】 Mum, who was a psychologist (心理学家), once went to give a lecture and left Dad in charge of the【B15】．When Mum returned, she asked him if everything had run 【B16】．He said that everything was fine【B17】one of the children had been taught a lesson because he had been 【B18】．When he pointed at the child that had been【B19】, Mum looked at him calmly and said, 'That is not one of ours, dear．He【B20】next door.'
【B1】