围绕本课标题 A car crash 车祸（车祸与修车 · 车修好了吗）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：Is my car ready yet / When did you bring it to us / Have your mechanics finished yet / Isn't that your car / Didn't you have a crash / you need a new car