A.The 1st century AD
B.The 2nd century Ad
C.The 3rd century AD
D.The 4th century AD.
A.The 1st century AD
B.The 2nd century Ad
C.The 3rd century AD
D.The 4th century AD.
A.livelihood
B.chance
C.likelihood
D.opportunity
(1)( ) 1st shipment on 01-01-08 & 2nd on 21-01-08
(2)( ) 1st shipment on 01-01-08 & 2nd on 19-01-08
(3)( ) 1st shipment on 01-01-08 & 2nd on 20-01-08
(4)( ) 1st shipment on 01-01-08 & 2nd before 20-01-08
A.'abc'<'abcd'<br>
B.'abcd'<'ad'<br>
C.'ABCD'>'abcd'
D.''<'a'<br>
The new LIN Secretary General is already on the mission before he takes office.
A.正确
B.错误
A.'Hello'>'hello'
B.'abcd'<'ad'<br>
C.'abcd'>'abc'
D.' '<'a'<br>
听力原文: NASA officials say, on Wednesday, one of three sensors (传感器) on Columbia's left-hand landing gear possibly indicated the device had begun to deploy (展开;配置) 30 seconds before all contact was lost with the shuttle. The new information surfaced as NASA officials were working on the latest version of the timeline covering exactly what happened before Columbia and its crew was lost on Feb. Previous timelines released by NASA and showed a number of sensors in and around the left wing were failing off or indicating a heating trend beginning eight minutes before the contact was lost.
According to the news, the American space shuttle Columbia failed______.
A.on Jan. 3rd
B.on Feb. 1st
C.on Mar. 4th
D.on Jan. 2nd
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