车站售票时应按计划售票，严格执行（）规定。

根据统计，2012年我国百户家庭汽车拥有量达到20辆，我国进入汽车社会行列。为破解城市交通拥堵难题，人们从蚂蚁蚁穴体系有序、高效运转的“交通体制”中，学到了疏导交通的策略。由此可见(    )

①事物的存在和发展都是有条件的   ②人类的意识活动具有直接现实性

③要注重系统内部结构的优化趋向   ④认识是主体对客体的能动的反映

A．①②③

B．①③④

C．①②④

D．②③④

泌尿系统疾病患者通常需限制哪类食物的摄入（）

A.水

B.钙

C.糖

D.磷

E.蛋白质

根据我国《保险法》，对于被接管的保险公司，接管期限届满，国 * * 险监督管理机关可以决定延期，但接管期限最长不得超过()。

A.半年

B.一年

C.一年半

D.二年

加工配制圆形常压容器时，封头表面凸凹度允许偏差最大应不大于（）mm/m2。

A、1

B、2

C、3

Robert Moody, 52, is an experienced police officer. Much of his work involves dealing with (16) and gang (团伙)problems in the schools of his community. Knowing that many kids often (17) trouble, he decided to do something about it. So in 1991 he began to invite small groups of kids to go fishing with him on his day (18) .

Those fun trips had a(n) (19) impact. A chance encounter in 2000 proved that. One day, (20) working security at a school basketball game, Moody noticed two young guys (21) . He sensed trouble between them. (22) one of them headed toward Moody and gave him a hug. "I (23) you. You took me (24) when I was in fifth grade. That was one of the (25) days of my life. "

Deeply touched by the boy’ s word, Moody decided to create a foundation (基金会)that (26) teenagers to the basics of fishing in camping programs. "As a policeman, I saw (27) there was violence, drugs were always behind it. They have a damaging (28) on the kids," says Moody.

By turning kids on to fishing, he (29) to present an alternative way of life, "When you’ re sitting there waiting for a (30) ," he says, "you can’t help but talk to each other, and such (31) can be pretty deep. "

"Talking about drugs helped prepare me for the peer(同龄人)pressures in high school," says Michelle, 17, who (32) the first program. "And I was able to help my little brother (33) drugs. "

Moody faces (34) in three years, when he hopes to run the foundation full-time. "I’ m living a happy life and I have a responsibility to my (35) to give back," Moody says. "If I teach a kid to

fish today, he can teach his brother to fish tomorrow. \

20().

A. once

B. while

C. since

D. until