题目内容
2．Helen is new here，so we know _______ about her（ ）| A． | nothing | B． | something | C． | anything | D． | everything |
分析 海伦是新来的，因此我们对她一无所知．
解答 答案：A nothing 没什么 something 一些的意思 anything 任何事 多用于否定句和疑问句 everything 一切事情； 结合句意"由于海伦是新来的，所以我们对她了解____"只有A符合句意，意思为"我们对她一无所知"．故选：A
点评 此题考查不定代词的用法．要了解不定代词的使用方法，并结合语境选出正确答案．
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Geese（雁），for example，teach a very good lesson about （41）D．In the fall，Canada geese fly to the warm south to
（42）B Canada's cold winter．They lift off in no order．Yet （43）B they form a V shape，with one bird leading the group．
This V shape allows geese to （44）A energy．When the front bird moves its wings up and down，the resulting force of the air lifts the next one．This continues down the line．The bird （45）A has the hardest job．When it gets （46）B，it moves behind，and another bird moves into the lead．By sharing the role，the group can travel great distances．Geese flying in a V shape can fly 70percent farther without （47）A than birds flying alone．
During the long flying journey，geese communicate with one another．They honk（鸣叫） to（48）D the birds up front to keep up the speed．They also cheer each other up （49）C working toward a common goal．
What have we learned from the lovely geese's experience and skills？
（50）D together!Whether it is our personal lives or our jobs，we need other people．We need the spirit of teamwork!
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