At nine thirty, we showed them around our school: our classroom building, the lab building, the factory run by our school, and the swimming pool.
九点半钟，我们带领他们参观了我们学校的教学楼、实验楼、校办工厂和游泳池。
At nine thirty, we showed them around our school: our classroom building, the lab building, the factory run by our school, and the swimming pool.
九点半钟，我们带领他们参观了我们学校的教学楼、实验楼、校办工厂和游泳池。
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