A.They wanted to find out }tow to become wealthy. B.They wanted to find out how to live longer. C.They wanted to know what alcohol he drank. D.They wanted to know where to be given an injection.
【简答题】A.She must look after the passengers and do routine work. B.She must fulfill special duties under all situations. C.She must remain calm in case of an emergency. D.She must keep the plane in normal or...