单选题 Eagle has the longest life-span of its' species. Eagle can （51） reach this age,

单选题 was invariably unpunctual at rehearsals and was accordingly （58） with his fellow-actors. He earned little and so had to live mainly on his allowance.

单选题 decided that he would take up the stage （56） a career.

单选题 He （57） a small repertory company, acted in minor parts,

单选题 There were once three sons of a wealthy businessman. （51） they met,

单选题 the two eldest, who were twins, （52） to quarrel about which of them should be his father's heir（继承人）．

单选题 but insisted that apart from this they were to be financially self-supporting. The （55） twin, who had the advantage of good looks and a striking personality,

单选题 The youngest， who was not （53） ambitious， took no part in their arguments.

单选题 As soon as they left home, the father arranged for an adequate income to bel provided for （54） of them,