An A is worth four points, a B three points, a C two points and a D one point.

VOA: special.2009.03.05

which is one of the few museums in D.C. that actually isn't free because it's not a national museum.

那是特区里少有的几个收费博物馆之一，因为它不是国家博物馆。

大都会艺术博物馆 - SpeakingMax英语口语达人

So they began to call this A and this B and this C and this D and this E, this F, this G.

他们开始把这叫做A,B和C,这个是D,E,F,G

耶鲁公开课 - 聆听音乐课程节选

At the National Gallery of Art in Washington,D.C., you can see a colorful and expressive print called "Revolt on the Amistad."

VOA: special.2009.09.02

I see no Mike Smiths because I'm on page 1 A where the A's simply are so I turn to the B's and the C's S and the D's and so forth and finally I get to the S's but in the worst case I've looked through 1,000 or so pages.

第一页没有找到叫Mike，Smith的人1,因为第一页姓名首字母是,于是我又接着找B，C，D……最终到了字母,但最坏的情况是,我翻了几千页才找到。

哈佛公开课 - 计算机科学课程节选

People called for jury duty at the D.C.Superior Court are asked to watch a video explaining the rules of jury service.

VOA: special.2009.08.31

So, we start on C and then we go up to D-- a whole step.

我们从C开始,然后上升到D,一个全音级

耶鲁公开课 - 聆听音乐课程节选

Washington,D.C. is the country's capital but it is a city,not a state, so it does not have its own star.

VOA: special.2010.04.02

I personally don't like swings that much and it's the B-/B+ range, so I'd much rather prefer that to a swing from A to C, and that's my reason.

我不喜欢成绩波动很大的,比如B-/B+这个范围,所以我还是喜欢像A到C这样小点的,这就是我的原因

耶鲁公开课 - 博弈论课程节选

This week: We play music by Somali-born hip-hop artist K'naan, And answer a listener question about the nation's capital,Washington,D.C.

VOA: special.2009.03.20

We would like to hear from you. Write to us at Special English, Voice of America, Washington,D.C., two-zero-two-three-seven,U.S.A.

VOA: special.2009.03.10

Today we tell about 4 more individuals who are making a difference in the city of Washington, D.C.

VOA: special.2009.01.28

At the age of twenty-one, she won a national contest to design the Vietnam Veterans Memorial in Washington,D.C.

VOA: special.2009.05.06

Guided tours of the Bureau of Engraving and Printing are a popular activity for visitors to Washington,D.C.

VOA: special.2010.11.15

C.D.C. official Janet Collins says breathing secondhand smoke has immediate harmful effects on a person's heart-and-lung system.

VOA: special.2009.01.07

Walking tops the list. A two thousand six report from the C.D.C.found that more than seventy-nine million Americans walk to stay physically fit.

VOA: special.2010.06.08

From Wisconsin to Washington,D.C., they are helping to make the world a more environmentally friendly place.

VOA: special.2009.09.04

The team examined results from a Norwegian study of more than nine hundred people with C.O.P.D.

VOA: special.2009.06.23

The team examined results from a Norwegian study of nine hundred fifty-four people with C.O.P.D.

VOA: special.2009.06.03

He was among a group of medical experts who met in Washington,D.C., earlier this month.

VOA: special.2009.10.26

It's basically a parking lot." The Newseum, a museum of news in Washington,D.C., has an exhibit called "Woodstock at 40: The Rise of Music Journalism."

VOA: special.2009.08.10

The boys usually win." In Washington,D.C., thousands of people will attend a concert with performances by musicians including Reba McIntire, Darius Rucker and Gladys Knight.

VOA: special.2010.07.02

She began part-time work for a federal government agency, the Bureau of Fisheries in Washington,D.C.

VOA: special.2010.03.14

Last month, Ann Patchett spoke at Politics and Prose, a bookstore in Washington D.C.

VOA: special.2011.07.13

"The Lost Symbol" takes place in Washington,D.C., over a period of just twelve hours.

VOA: special.2009.10.09

A statue of Fala is part of the Franklin Delano Roosevelt Memorial in Washington,D.C.

VOA: special.2009.02.23

She says,'there is a new law firm, a personal injury firm starting in Washington,D.C.

VOA: special.2009.03.27

Late last month, the United States Senate passed a bill to give D.C.

VOA: special.2009.03.20

Most American colleges and universities use the grading system of A,B,C,D and F.

VOA: special.2009.03.05

In nineteen fifty-three, she won a scholarship to attend Howard University in Washington,D.C.

VOA: special.2010.04.18