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【简答题】
1 2 吨甜菜可以出 2 25 吨糖，1吨甜菜可出______吨糖，出1吨糖需______吨甜菜．
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【单选题】听力原文： In the 1940's and 50's, it was not likely that a young black teenager from New York's Harlem would ever have the chance to play in the world's biggest tennis tournaments. But Althea Gibson did p...
A.
New York City.
B.
Harlem.
C.
Silver,South Carolina.
D.
California.
【简答题】以C为根音构成的小三和弦是:
【简答题】It 's unacceptable for a mother to leave her child ________to play computer s. A alone B．lonely C．lone D．loneliness
【单选题】听力原文： In the 1940's and 50's, it was not likely that a young black teenager from New York's Harlem would over have the chance to play in the world's biggest tennis contests. But Althea Gibson dill pla...
A.
New York City.
B.
Harlem.
C.
Silver, South Carolina.
D.
California.
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