题目

听下面一段较长对话，回答以下小题。 （1） What might the woman's job be? A . She's a diver. B . She's a lifeguard. C . She's a swimming instructor. （2） Who called the ambulance? A . The woman. B . One of the students. C . The man's colleague. （3） When did the ambulance arrive? A . Immediately. B . Ten minutes later. C . Twenty minutes later. （4） How did the girl react when she awoke? A . She didn't know what happened. B . She went back in the pool. C . She cried.小明从二次函数的图象（如图）中观察得到了下面五条信息：①； ②；③；④；⑤；你认为正确的信息是(     ) A. ①②③⑤       B. ①②③④        C. ①③④⑤        D. ②③④⑤