问题 选择题

如图所示,底面积不同的圆柱形容器A和B分别盛有甲、乙两种液体,两液面相平,且甲的质量大于乙的质量。若在两容器中分别加入原有液体后,液面仍保持平衡,则此时液体对各自容器底部的压强P、P和压力F、F的关系是

[ ]

A.P<P,F=F

B.P<P,F>F

C.P>P,F=F

D.P>P,F>F

答案

答案:D

阅读理解

When we think of Hollywood, we think of films and famous film stars. They are part of Hollywood’s history. Today people make films in other places,too. Not all famous film stars live in Hollywood. But Hollywood is still a very special city in Los Angeles, California.

You can easily see where Hollywood in in Los Angeles. There is a big sign(标牌)on the hills. It says “HOLLYWOOD”.The white letters are fifty feet tall. You can see the sign from far away. The Hollywood sign is a famous Hollywood landmark(标记)in Los Angeles. Many postcards show this famous Hollywood landmark.

On the hills of Hollywood, there is also the Hollywood Bowl. This is an open-air theater. It is one of the largest open-air theaters in the world. It has seventeen thousand seats and a very different stage(舞台).The design(设计)of the stage was made by a great American named Frank Lloyd Wright. You can listen to all kinds of concerts at the Hollywood Bowl.

49.We learn from the passage that_______.

A.Hollywood can just be seen from faraway.

B.Hollywood is now a place only for travelers

C.all the films are made in Hollywood

D.Hollywood is part of Los Angeles

50.The word “special”in the paragraph means_______.

A.new  B.rich   C.famous     D.unusual

51.At the Hollywood Bowl_______.

A.most of American postcards are made 

B.only 7000 people can get together

C.music can be enjoyed

D.you can hardly listen to different kinds of concerts

52.It seems that       .

A.some famous film stars don’t choose to live in Hollywood

B.film stars don’t think Hollywood a good place to make films now

C.the Holly wood Bowl is larger than any other open-air theater in the world

D.the Hollywood Bowl is a hill in Hollywood

单项选择题