What are they doing？ （用have a PE class回答）
They are having a PE class．They are having a PE class．
【考点】what引导的特殊疑问句．
【答案】They are having a PE class．
【解答】
【点评】
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发布：2024/6/27 10:35:59组卷：79引用：3难度：0.4
