A long-term study of 136 pairs of twins showed that ______ .
A.they lost a little ability to reason over the years
B.the only factor which declined over the years was their speed with which to perform mental tasks
C.their memory was not as good as it had once been
D.their minds became a bit more active as they grew older
延伸阅读
你可能感兴趣的试题
What were the villagers doing when the explosion occurred
A.They were celebrating a festival.
B.They were doing experiments.
C.They were working in the factory.
D.They were idling in the street.
What was rejected by Columbia in January
A.The use of reconnaissance satellites in Columbia.
B.The training of counter-narcotics personnel.
C.The proposal of stationing warships off the Columbian coast.
D.The expanded use of military weapons.
______ people are to appear in court in Manchester today.
A.15
B.50
C.5
D.8
Which of the following is NOT mentioned as one of the penalties
A.A fine.
B.Expulsion.
C.A jail term.
D.Death sentence.
What was the cause of the explosion
A.Children playing with fire.
B.Fireworks set off in a house with explosives.
C.Sparks from a fireworks display falling on the warehouse.
D.The firing of a gun.
Mental decay due to aging is ______ .
A.common
B.much more common than most people believe
C.much less common than most people believe
D.true of those over sixty
According to the news, what are Defense Department officials expected to do on Friday
A.To announce the plans to detect drug smugglers.
B.To stop the flow of drugs northward from Latin America.
C.To expand the use of military personnel.
D.To throw more ships, planes and personnel into the anti-drug movement.
A.Several days before the swearing-in ceremony.
B.Several days after the swearing-in ceremony.
C.Two days before the swearing-in ceremony.
D.Two days after the swearing-in ceremony.
Fighting broke out on train to Manchester ______ .
A.between football fans supporting rival teams
B.between football players of rival teams
C.between football supporters and the police
D.between football players and the police
热门相关试卷
最新相关试卷