A、he is happy
B、he is angry
C、he is passionate
D、he has a stomachache
A、跳出
B、连接
C、阻断
D、幻想
A、18 kilometers
B、1 mile
C、1 kilometer
D、18 miles
A、对
B、错
A、glaciation
B、earthquake
C、grits in Colorado river
D、seismic upheaval
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.
A、President George Washington
B、President Ulysses S. Grant
C、President Franklin Roosevelt
D、President Theodore Roosevelt
A、Utah
B、Arizona
C、Colorado
D、New Mexico
A、John Muir
B、John Powell
C、John Smith
D、John Parker
A、错
B、对