7、Who signed the bill to establish Yosemite National Park？

A.President George Washington

B.President Theodore Roosevelt

C.President Ulysses S.Grant

D.President Franklin Roosevelt

正确答案：President Theodore Roosevelt

8、Grand Canyon State refers to（）.

A.Colorado

B.New Mexico

C.Utah

D.Arizona

正确答案：Arizona

9、Who is the first explorer traversing Grand Canyon？

A.John Powell

B.John Muir

C.John Parker

D.John Smith

正确答案：John Powell

10、Yosemite Falls is the highest one in both North America and South America.。

A.正确

B.错误

正确答案：错误

11、Someone has fire in his belly means（）

A.he is happy

B.he is angry

C.he is passionate

D.he has a stomachache

正确答案：he is passionate

12、Conjure up means（）.

A.跳出

B.连接

C.阻断

D.幻想

正确答案：幻想

13、How deep is the Grand Canyon？

A.18 kilometers

B.1 mile

C.1 kilometer

D.18 miles

正确答案：1 mile

14、UNESCO designated Redwood National Park a world heritage site because of its rare ecosystem and cultural history.。

A.正确

B.错误

正确答案：正确

15、What are the two reasons to shape the Grand Canyon？

A.glaciation

B.earthquake

C.grits in Colorado river

D.seismic upheaval

正确答案：grits in Colorado river；seismic upheaval

16、Which of the following statements about Old Faithfulare correct？

A.It’s the first geyser receiving a name.

B.It’s the name of a geyser in Yellow Stone National Park.

C.It’s named after a man who was faithful.

D.It erupts at regular intervals of time.

正确答案：It’s the first geyser receiving a name.It’s the name of a geyser in Yellow Stone National Park.It erupts at regular intervals of time.

17、Who signed the bill to establish Yosemite National Park？

A.President George Washington

B.President Ulysses S.Grant

C.President Franklin Roosevelt

D.President Theodore Roosevelt

正确答案：President Theodore Roosevelt

18、Grand Canyon State refers to（）.

A.Utah

B.Arizona

C.Colorado

D.New Mexico

正确答案：Arizona

19、Who is the first explorer traversing Grand Canyon？

A.John Muir

B.John Powell

C.John Smith

D.John Parker

正确答案：John Powell

20、Yosemite Falls is the highest one in both North America and South America.。