In that school, English is compulsory for all students, but French and Russian are .A. sp

发布时间：2020-08-16 22:46:16

In that school, English is pulsory for all students, but French and Russian are     .
A. special
B. regional
Coptional
D. original

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A. special
B. regional
(答案→)C. optional
D. original
解析：考查形容词辨析。根据前面的pulsory强制的；必修的，可知，应该选择optinal选修的。
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