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【单选题】
Lots of birds were flying among the treesbranches. What a(n) ___________ view!
A.
explosive
B.
amused
C.
amazing
D.
terrified
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【简答题】法国的基本情况是怎样的
【判断题】法国内阁是法国的办事中心,指导和监督政府的活动,被称为法国的“真正政府”、“法国隐蔽的政府”。()
A.
正确
B.
错误
【简答题】Thomas Edison was probably the greatest ________in American history. When he first attended school, his teachers complained that he was "too slow"and hard to handle. _______, Edison's mother decided t...
【单选题】在COSPAS/SARSAT系统下工作的是( )EPIRB:
A.
406MHz
B.
1.6GHz
C.
VHF
D.
A+B+C
【单选题】1851 年举办的万国工业产品博览会被称为“水晶宫”的建筑是在
A.
韩国
B.
德国
C.
英国
D.
日本
【简答题】Thomas Edison lit up the world with his invention of the electric light. Without him, the world might still be in the dark. However, the electric light was not his only invention. He also invented the...
【简答题】adj. feeling shame, embarrassment, etc. about something/somebody or because of one's own actions
【单选题】在COSPAS-SARSAT系统下工作的EPIRB工作频率为( )。
A.
406 MHz
B.
156.525 MHz
C.
156.8 MHz
D.
1.6 GHz
【判断题】Thomas Young was the first to determine the light speed in an Earth-based experiment.
A.
正确
B.
错误
【单选题】6GHz EPIRB 工作在( )系统下。
A.
COSPAS-SARSAT 系统
B.
Inmarsat-E
C.
Inmarsat-F
D.
Inmarsat-C
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