围绕本课标题 The end of a dream 美梦告终（一张真正的床）主题，AI 老师会出 若干个简单问题，
每个问题听完后，用 完整句子口头作答。
⚠️ 尽量说完整句子，不要只说一个词；优先用本课句型与词语：Tired of sleeping on the floor / saved up for years to buy a real bed / the proud owner of a bed which had springs and a mattress / carried the bed on to the roof / a storm blew up / A gust of wind swept the bed off the roof / sent it crashing into the courtyard / did not wake up until the bed had struck the ground / smashed to pieces / miraculously unhurt / Glancing at the bits of wood and metal / promptly went to sleep again