问题
单项选择题
We must make a difference between（）language and（）language.
A.spoken；written
B.speaking；written
C.speaking；writing
D.speak；write
答案
参考答案：A
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We must make a difference between（）language and（）language.
A.spoken；written
B.speaking；written
C.speaking；writing
D.speak；write
参考答案：A