26.Carrie Chapman Call was instrumental in passing the Nineteenth Amendment to3 I: I6 H, g! }3 F
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the United States Constitution gives women the right to vote.7 Y+ t+ |9 z- A1 l6 Y( P0 I% j9 V
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27.Discovery in 1789and isolated from other element in 1841,uranium is valued as aA B C# b* K. U) [7 I
source of atomic energy.
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28.Ulysses S.Kay was among the United States composers visited the Soviet Union- U" W& L% Z% p: o# @
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. U3 r; b. _5 q, P in 1958to participate in a cultural exchange program.
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$ y0 W( w4 H6 W* f. ^; M3 J 29.Alaska is fame for tall mountains and beautiful scenery.8 Q$ p9 ^, e$ Z* H. Z( ~
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2 N& q9 O+ b6 X. e2 H. h 30.True ferns have undergone remarkably little change during its long geological
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history,which extends back to the Devonian period.
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发表于 2012-8-15 00:04:42
