The safety of food has become one of the _________ problems in our daily life. A. more expensive B. ...
2022-11-06 12:26:59 67次 人教版八年级上英语同步练习1期中测试（一） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The safety of food has become one of the _________ problems in our daily life.
A. more expensive B. more important
C. most expensive D. most important
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