C. Plan a trip to use your skills.

D. Consider a language as an academic tool.

答案:A

解析:段落大意题。本段的第一句"Learning a new language is not only an academic tool, but can help you in your everyday life as well. "就是主题句。

3. We can learn from the passage that 　　　.

A. textbooks are not good for us when learning a foreign language

B. learning pronunciation well from the very beginning is very important

C. poor pronunciation can be easy to break with the help of native speakers

D. seeking too many outside sources will be more harmful than beneficial

答案:B

解析:推理判断题。根据文中的"And it is important to learn correct pronunciation as soon as possible for poor pronunciation can be hard to break. "可知答案。

You probably know who Marie Curie was, but you may not have heard of Rachel Carson. Of the outstanding ladies listed below, who do you think was the most important woman of the past 100 years?

Jane Addams (1860-1935)

Anyone who has ever been helped by a social worker has Jane Addams to thank. Addams helped the poor and worked for peace. She encouraged a sense of community (社区)by creating shelters and promoting education and services for people in need. In 1931, Addams became the first American woman to win the Nobel Peace Prize.

Rachel Carson (1907-1964)

If it weren't for Rachel Carson, the environmental movement might not exist today. Her popular 1962 book Silent Spring raised awareness of the dangers of pollution and the harmful effects of chemicals on humans and on the world's lakes and oceans.

Sandra Day O'Connor (1930-present)

When Sandra Day O'Connor finished third in her class at Stanford Law School, in 1952, she could not find work at a law firm because she was a woman. She became an Arizona state senator (参议员) and, in 1981, the first woman to join the U. S. Supreme Court. O'Connor gave the deciding vote in many important cases during her 24 years on the top court.

Rosa Parks (1913-2005)

On December 1, 1955, in Montgomery, Alabama, Rosa Parks would not give up her seat on a bus to a white passenger. Her simple act landed Parks in prison. But it also set off the Montgomery bus boycott. It lasted for more than a year, and kicked off the civil-rights movement. "The only tired I was, was tired of giving in, "said Parks.

4. What is Jane Addams noted for in history?