专科学校里的专升本，考试两年，专科毕业后拿本科...

Tom had once worked in a city office in London,but now he is out of work.He had a large family?to support,so he often found himself in difficulty.He often visited Mr.White on Sundays,told him about?his troubles,and asked for two or three pounds.
Mr.White,a man with a kind heart,found it difficult to refuse the money,though he himself?was poor.Tom had already received more than thirty pounds from Mr.White,but he always seemed?to be in need of some more.
One day,after telling Mr.White a long story of his troubles,Tom asked for five pounds.
Mr.White had heard this sort of thing before,but he listened patiently to the end.Then he?said,"I understand your difficulties,Tom.I′d like to help you.But I′m not going to give you five?pounds this time.I′11 lend you the money,and you can pay me off next time you see me."
Tom took the money,but he never appeared again.

Tom was now in difficulties because he

A.worked in a city office and was poorly paid
B.was poorly paid and had a large family to support
C.was poorly paid and always spent money carelessly
D.was out of work and had a large family to support

马克思主义认为，阶级消灭和国家消亡是在（ ）

A.社会主义革命中实现的
B.社会主义初级阶段实现的
C.社会主义高级阶段实现的
D.共产主义社会实现的

钱锺书的揭示抗战期间中国知识界众生相的长篇小说是（ ）

A.《敌后琐记》
B.《洗澡》
C.《小二黑结婚》
D.《围城》

男性，65岁。因突发性晕厥就诊。心电图示QRS波宽大畸形，T波与QRS波相反，频率150次／分，可见房室分离。最可能的诊断是（）

A.室上性心动过速
B.左束支传导阻滞
C.右束支传导阻滞
D.室性心动过速
E.心房扑动