1857～1859年印度民族起义的根本原因是（ ）

抗日战争期间，日本军队在中国制造的一起大屠杀惨案，被中外舆论界称为人类“现代史上破天荒的残酷记录”“现代文明史上最黑暗的一页”，这起惨案发生在（     ）

歌曲“让我们荡起双浆，小船儿推开波浪，海面倒映着美丽的白塔，四周环绕着绿树红墙，小船轻轻飘荡在水中，迎面吹来了凉爽的风……”
（1）优美的歌曲是由于歌唱家声带____ 产生的，然后通过____ 传到听众的耳朵的。
（2）看到海面倒映的白塔是由于光的____ 而形成的。
（3）以白塔为参照物，人是____ 的。

2005年7月21日，美元兑人民币的汇率由1美元＝8.21人民币调整为1美元＝8.11人民币元。此后，人民持续小幅升值，截至2008年4月，人民币累计升值约为16%，人民币升值有利于
①我国出口贸易的发展  ②我国进口贸易的发展 
③我国对外投资的增加   ④吸引外商在我国投资

先通读下面的短文，掌握其大意，然后从A、B、C、D四个选项中选择可以填入空白处的最佳答案。
    Once there was an old woman who liked to make cookies(曲奇饼).She didn't have1to share them with，so she always gave them away to the children in the neighborhood.This continued for several years and the cookies became quite famous，2at Christmas time.The parents began to like the cookies as much as the children did，and the old woman's kitchen became very busy, so the children came to3.
Then one Christmas the old woman became ill.There were no cookies，and there was no money to pay the doctor.The children were very4.Later they had a(n)5 ， that is，to make cookies from the old woman's recipe(食谱).So the children 6a cookie store.Soon they had a very good cookie business and got7money to Pay the doctor.
    After the old woman got well，she was asked to become the manager(经理)of the store，selling special cookies8all the holidays of the year.9the old woman died，the children，now grown up，kept the cookie business alive(有生气的)in her name.
    Maybe life is like a Christmas cookie.The more you10it with your friends, the more you may enjoy it.