问题
选择题
In that school, English is compulsory for all students, but French and Russia are ____.
[ ]
A. special
B. optional
C. regional
D. original
答案
答案：B
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In that school, English is compulsory for all students, but French and Russia are ____.
[ ]
A. special
B. optional
C. regional
D. original
答案：B