接入网就是交换机至用户终端之间的传输设备与线路构成的网络。

有关无牙颌全口义齿修复印膜的要求，下列哪项不正确（）

A.印模边缘圆钝

B.上颌后缘的翼上颌切迹

C.上颌后缘与前颤动线一致

D.下颌后缘盖过磨牙后垫

E.远中舌侧边缘向远中伸展到下颌舌骨后间隙

商品包装造型是指商品包装所采用的实体形态，包括包装形状和尺寸。

关于消防设备材质检查要求不正确的是（）

A.室外消火栓栓阀座应用铸造铜合金，阀杆螺母材料性能应不低于黄铜

B.室内消火栓阀座及阀杆螺母材料性能应不低于黄铜材料，阀杆本体材料性能应不低于铅黄铜

C.室内消火栓箱门材料可采用全钢型、钢框镶玻璃型、铝合金框镶玻璃型

D.消防水枪、直流喷雾水枪材质应不低于全铜

土、石粉到达钻井队后，穿戴个人防护用品，按照泥浆技术员或泥浆大班的要求卸车。

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.

10（）

A.psychologist

B.archaeologist

C.philosopher

D.physicist