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题目内容
(国家开放大学理工英语4)
The current death rate is reduced _______ 10% compared with that of the year of 1980.
单选题 (10 分) 10分
A.
to
B.
form
C.
by
单选题 (10 分) 10分
A.
to
B.
form
C.
by
参考答案