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单选题
The age of the students in this class ______ from eighteen to twenty.
A
changes
B
alters
C
ranges
D
limits
参考答案
参考解析
解析：
句意：这个班学生的年龄在18岁到20岁之间。range（在一定范围内）变动，变化。change改变，变革。alter改变。limit限制，限定。
句意：这个班学生的年龄在18岁到20岁之间。range（在一定范围内）变动，变化。change改变，变革。alter改变。limit限制，限定。
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