下列昆虫中，成虫具有雌、雄异态的是（） A.大蓑蛾 B.金龟子 _爱下问搜题

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问题单项选择题

下列昆虫中，成虫具有雌、雄异态的是（）

A.大蓑蛾

B.金龟子

C.天牛

D.刺蛾

答案

参考答案：A

填空题

Part 4

Questions 26-45

·Read the following text and decide which answer best fits each space.
·For questions 26-45, mark one letter A, B, C or D on the Answer Sheet.

Speaking Her Hind

By the time they turn 55, most Hollywood actresses see their careers start to fade. Not (26) for Susan Sarandon, who will help kick offthe fall movie season with three films.
(27) of the movies are likely to be blockbusters, but Sarandon chooses her (28) more for the stories they tell (29) for their commercial potential. "If we’re very lucky, these films will (30) questions that people will talk about," she says.
She’s done her own share of questioning, and arrived at a place in life (31) she’s not afraid to stand (32) her convictions—and then follow (33) with action. The eldest of nine children in a New Jersey Roman Catholic family, she stumbled into an acting (34) when she attended an audition with her ex-husband, Chris Sarandon. Twenty-five years and five Oscar nominations later, she (35) a Best Actress Academy Award for her role as Sister Helen Prejean in 1995’s Dead Man Waling, a searing film about capital punishment.
By (36) Sarandon was practiced at using her celebrity to (37) causes close to her heart. (38) , while presenting an award at the 1993 Oscars, she and longtime partner Tim Robbins, an actor and director, took 30 seconds of their podium time to speak on (39) of Haitian refugees with AIDS. "At the (40) of acting and activism is imagination," Sarandon says. "I’ve (41) had the ability to imagine being in someone else’s shoes."
She is a supporter of end-hunger and poverty (42) including Heifer International, Madre, and Habitat for Humanity, as (43) as the Center for Constitutional Rights. In the aftermath of September 11, she cooked for workers at Ground Zero, did benefit performances, and befriended firefighters and victims’ families.
Sarandon is (44) hands-on in the role she calls her (45) important—mother of three children.

A．raise

B．indicate

C．answer

D．explain

单项选择题 A3/A4型题

男，46岁。主诉四肢麻木无力2年，2年前无诱因出现颈背部酸痛不适，伴双手麻木无力。半年后出现双手麻木逐渐向双上臂、双下肢发展，伴四肢无力。查体：C平面以下皮肤痛、温觉减退。四肢肌容积正常，四肢肌力Ⅳ级，四肢肌张力增高，双侧肱二、三头肌反射，膝跳、跟腱反射均亢进，双侧巴氏征阳性。

提示：MRI影像结果提示：颈₄～胸₁髓内占位性病变，病变上下合并有脊髓空洞，增强后病灶均匀强化。脑脊液检查正常。诊断考虑是（）

A.脊髓空洞症

B.脊髓蛛网膜囊肿

C.肠源性囊肿

D.髓内室管膜瘤

E.星形胶质细胞瘤

F.血管网织细胞瘤