高等继续教育 / 大学英语语法
正确率：100%
题型描述: 单选题
French is one of the major languages ＿＿＿＿ at international meetings.
A.is used
B.using
C.used
D.use
French is one of the major languages ＿＿＿＿ at international meetings.
A.is used
B.using
C.used
D.use
参考答案：