[单项选择]Mount Rushmore is a national monument located in the Black Hills of South Dakota. Carved into the side of the large mountain are the faces of four men who were the Presidents of United States. These men were chosen because all four played important roles in American history. The four faces carved onto Mount Rushmore are those of George Washington, Thomas Jefferson, Abraham Lincoln and Theodore Roosevelt. Each face carved into the mountain is about 60 feet tall.
George Washington was chosen for this monument because of his role in the Revolutionary War and his fight for American independence. He was the first President of United States and is often called Father of the country. Thomas Jefferson was picked because he believed that people should be allowed to govern themselves, which is the basis for American democracy. Abraham Lincoln was added because he believed that all people are equal, and he helped end slavery in the United States. Theodore Roosevelt was chosen because he wa
A. There was a shortage of workers due to the lack of money.
B. The workers only had one year to complete Mount Rushmore.
C. The workers had no other tools because there was no money.
D. The rock was hard and the workers needed to remove huge pieces.

[单项选择]Mount Rushmore is a national monument located in the Black Hills of South Dakota. Carved into the side of the large mountain are the faces of four men who were the Presidents of United States. These men were chosen because all four played important roles in American history. The four faces carved onto Mount Rushmore are those of George Washington, Thomas Jefferson, Abraham Lincoln and Theodore Roosevelt. Each face carved into the mountain is about 60 feet tall.
George Washington was chosen for this monument because of his role in the Revolutionary War and his fight for American independence. He was the first President of United States and is often called Father of the country. Thomas Jefferson was picked because he believed that people should be allowed to govern themselves, which is the basis for American democracy. Abraham Lincoln was added because he believed that all people are equal, and he helped end slavery in the United States. Theodore Roosevelt was chosen because he wa
A. There were many arguments about which faces to carve into the mountain.
B. The Civil War began and the workers had to go fight the war.
C. The snow and money problems slowed progress on the monument.
D. Gutzon Borglum moved back to Belgium to retire.

[单项选择]A. Diamond-producing rivers are located far away the mountain side.
B. Diamonds can be formed without volcano heat and pressure.
C. Volcano explosions brought some diamonds up to the earth surface.
D. Explosions of the volcano can damage diamonds as well.

[单项选择]The monument was constructed in honor of the explorer who was believed （　） the river.
A. to have discovered
B. to have been discovered
C. to discover
D. having been discovered

[填空题]Where is the Head Office located It’s located near ______ about 5 kilometers from the Branch Office.

[单项选择]When are they going to Mount Yuntai
A. This Saturday.
B. Next Saturday.
C. Next Sunday.

[单项选择]The Statue of Liberty is located
A. in Arizona.
B. at Boston Harbor.
C. in Washington.
D. at New York Harbor.

[单项选择]Where are the reading rooms located
A. They are on the first and second floors.
B. They are on the first floor.
C. They are on the second floor.
D. They are in the white building.