1. [单选题]25. Which is right according to the passage?
A. The meal looks beautiful because the food on the plate is in different colors.
B. American people do not like to cook food at home.
C. American parents do not like to teach their children to cook.
2. [单选题]实验室中运用2008年诺贝尔化学奖的研究成果,可依据生物发光现象检测超微量钙的存在。这里的“钙”是
A. 原子
B. 元素
C. 分子
D. 离子
3. [单选题]________________( )49.A . so
A. And
B. But
C. or
4. [单选题]下列加点字的字形与注音有误的一项是( )(2分)
A. 辗转(zhǎn) 聆听(líng) 随声附和(hè)
B. 慰藉(jí ) 赡养(shàn) 相得益章(zhāng)
C. 帷幕(wéi) 藐视(miǎo) 目不暇接(xiá)
D. 追溯(sù) 提防(dī) 贻笑大方(yí)
5. [单选题]29. Which of the following is NOT mentioned in Carnegie's book?
A. Say "Excuse me" before you ask.
B. Don't talk about others.
C. Think more about others.
D. People enjoy hearing their own names.