She knows a lot about China as she has been to China ________. A. for the fourth time B. four times ...
2022-10-26 13:19:32 38次 初中英语数词专题练习 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
She knows a lot about China as she has been to China ________.
A. for the fourth time B. four times C. a fourth time D. for four times
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