A mother and her young son got into a bus in New York City and sat down. The bus conductor（售票员） came to them for their money. The mother said, "I want one ticket（票） to Central Park, "and gave him two dollars. The conductor looked at the small boy for a few seconds and then asked him, "How old are you, young man?"  The mother just began to speak, but the conductor stopped her, and the boy said, "I'm four years old at home, and two and a half on buses and trains."  The mother felt shamed（羞愧）， so she took another dollar out of her bag and gave the money to the conductor. The conductor gave her one and a half tickets.

小题1:One day the mother took a bus ______.

A．to a small city

B．to get some money

C．with her son

D．to school小题2:The mother gave the conductor_____ dollars in all(总共) on the bus.

A. 1             B. 2            C. 3          D 4

小题3:The mother was______.     

A．not honest(诚实)

B．honest

C．very clever

D．not pretty小题4:The conductor asked ______ how old he was.

A. the mother    B. the little boy     C. the bus driver   D the passenger

小题5:The boy was ____ years old then.      

A. four       B. two       C. two and a half   D six and a half

下面这个句群中，有一个句子不属于这个意义的结合体，从而破坏了整个句群严密性与和谐性，这个“离群句”是（　）

①显然，最好是能培育抗病能力特别强的作物品种。②至于抗病品种是不是种在任何地区都抗病，则关系到如何使用抗病品种的问题。③育种工作早就注意到这样一个事实：在容易得病的作物品种中，并不是所有的植株都会得病，总能找到个别抵抗能力较强的没有得病的植株。④育种工作者把这种植株挑选出来，再经过进一步的选择，就能把它培育成抗病品种。⑤例如抗黄萎病的“辽宁3号”棉花品种，就是从“关农1号”抗病品种选育出来的。⑥甚至可以选出完全不会得某种病的品种。

A．①

B．②

C．③

D．⑥