单项选择题
A. talk to police B. warn the public C. listen for gunfire D. play rap music
A. they believe that there is no limit of living B. they are sure to find the truth about long living C. they have got some ideas about living forever D. they are able to make people live past the present life span
A. to apply for a job as a travelling salesman B. so that Mr. Snell could decide whether he was the man for the job C. to find out more about the job of a travelling salesman D. so that he could sell Caldwell’s office materials to Warman’s