一个无盖的长方体鱼缸，长8分米，宽4分米，高7分米．制作这个鱼缸至少用玻璃多少平

接听电话时，如果突然掉线，正确的处理方式是（）。

A.等待对方再次打过来

B.去忙别的事情

C.主动回拨给对方

D.让别人来等着接电话

可用于挥发油提取的方法是（）

A.透析法

B.水蒸气蒸馏法

C.分流法

D.溶剂法

E.逆流层析法

“如果‘偶然性’不起任何作用的话，那么世界历史就会带有非常神秘的性质。”这一结论是

A．唯心主义观点
B．辩证法观点
C．相对主义观点
D．机械论观点

图甲为反射弧的结构示意图，图乙、图丙为图甲中某一结构的亚显微结构模式图。据图分析：

甲图字母A～E代表反射弧的各部分，其中B表示（），D表示（）。

Are teens and young adults more narcissistic (自恋的) today than in the past That’s the view of a California researcher who studies (1) people.

In her new book, The Narcissism (2) : Living in the Age of Entitlement, psychologist Jean Twenge of San Diego State University and (3) W. Keith Campbell of the University of Georgia say research shows (4) young people today have "narcissistic traits" than in (5) generations. Such traits, Twenge says, include a very. (6) and inflated sense of self, which is (7) by a preoccupation with MySpace, Facebook and YouTube.

"We’ve been on this self-admiration cultural (8) for a long time," Twenge says. (9) Twenge’s take on today’s young people isn’t universal. Studies by other researchers, including Canadian (10) Dr. Kali of the University of Western Ontario, have used the same data but found (11) results. "They put a different (12) on it," Kali says.

Twenge’s studies have found more narcissistic traits and a (13) rate of increase among college students today, but Kali found that students’ narcissism was (14) greater in 2006 than in 1976. Twenge’s most recent paper studied the same data as Kali--more than 20 000 college students from 2002 to 2007. (15) researchers used the Narcissistic Personality Inventory to measure narcissistic (16) and findings by both have been (17) in peerreviewed journals.

Twenge’s book (18) just a month after The Mirror Effect : How Celebrity Narcissism Is Seducing America, a book co-written by behavioral (19) Drew Pinsky, (20) suggested that a celebrity-obsessed culture is causing more narcissism.

11（）

A.similar

B.different

C.strange

D.odd