26.Carrie Chapman Call was instrumental in passing the Nineteenth Amendment to6 N- |, K: v7 g- g) R) T! Z
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' a R1 ?7 j, | n5 H* M the United States Constitution gives women the right to vote.
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27.Discovery in 1789and isolated from other element in 1841,uranium is valued as aA B C
P V/ L9 Z0 z) Z0 ]% C! P source of atomic energy.% K: |" g! e, V5 ^$ [1 _+ Q
D
0 M* w/ k1 O2 Y3 c 28.Ulysses S.Kay was among the United States composers visited the Soviet Union% u1 c g6 P& x! i5 D2 m
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in 1958to participate in a cultural exchange program.
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29.Alaska is fame for tall mountains and beautiful scenery.
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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
