题目内容
【题目】The students are holding a heated discussion about what clothes are______for school wear.
A. formal B. appropriate
C. correct D. appreciate
【答案】B
【解析】A. formal正式的;B. appropriate合适的;C. correct正确的;D. appreciate欣赏,感激。句意:同学们正在热烈讨论是否有必要穿校服。根据句意可知选B。
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