单项选择题

A． The sea level in Antarctica rose significantly.
B． The ice-shelves in Antarctica remained relatively intact.
C． The mission of an international team of researchers in Antarctica failed.
D． A large ice-shelf in Antarctica collapsed.
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单项选择题
A． Its seven crew members were killed in February 2003.B． It successfully landed at the Kennedy Space Center in Florida.C． It changed the landing site to the Edwards Air Force Base in California.D． Its crew members managed to repair the International Space Station into normal functioning.
A． Its seven crew members were killed in February 2003.
B． It successfully landed at the Kennedy Space Center in Florida.
C． It changed the landing site to the Edwards Air Force Base in California.
D． Its crew members managed to repair the International Space Station into normal functioning.
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