围绕本课标题 Out of control 失控（快艇失控）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：tried to swing the speedboat round / the steering wheel came away in his hands / waved desperately to his companion / who had been water skiing / had hardly had time to realize what was happening / were thrown violently into the sea / had struck a buoy / noticed with dismay / moving in a circle / came straight towards them at tremendous speed / it roared past them / swam on as quickly as they could / swim out of danger / completed a circle / had slowed down considerably / The petrol had nearly all been used up / Before long / the boat began to drift gently across the water