被誉为春果第一枝的大樱桃已经成为烟台农业经济的一个亮点。为了预防大樱桃在成熟期发

下列关于细胞分裂、分化、衰老和凋亡的叙述，正确的是[ ]

A．细胞分化使各种细胞的遗传物质有所差异，导致细胞的形态和功能各不相同

B．个体发育过程中细胞的分裂、分化、衰老和凋亡对于生物体都是有积极意义的

C．细胞分裂存在于个体发育整个生命过程中，细胞分化仅发生于胚胎发育阶段

D．多细胞生物细胞的衰老与机体的衰老总是同步进行的

电感线圈在直流回路中相当于（）。

阅读下列短文，从每题所给的四个选项（A、B、C和D）中 ，选出最佳选项，并在答题卡上将该项涂黑。

A

Chinese writer Mo Yan has won the 2012 Nobel Prize in Literature, announced the Swedish Academy in Stockholm on Thursday．The win makes Mo Yan the first Chinese citizen to win the Nobel in its Ⅲ-year history．Informed of his win today, the author, who was having dinner at home, was “overjoyed and scared"．

Born in 1955 to parents who were farmers, Mo Yan－a pen name for Guan Moye，grew up in Gaomi in Shandong province in eastern China. At the age of 12, he left school to work, first in agriculture, later in a factory. In 1976 he joined the army and during this time began to study literature and writing．

He published his first book in 1981, but found literary success in 1987 with Hong Gaoliang Jiazu, which was successfully filmed in the same year, directed by famous Chinese director Zhang Yimou. In his writing, Mo Yan draws on his youthful experiences and on settings in the province of his birth and his works show the life of Chinese people as well as the country's unique culture and folk customs. Mo Yan is known as a prolific（多产的 ）writer. In addition to his novels, he has published many short stories and essays on various topics. Despite his social criticism, he is seen in his homeland as one of the most famous contemporary authors. Dozens of his works have been translated into English, French, Japanese and many other languages．

The awarding ceremony will be held on December 10．The winner will win a medal, a personal diploma and a cash award of about $l  million．

小题1:How did Mo Yan feel when he was told about the news?

A．Excited and proud．

B． Happy and surprised．

C．Worried and cautious

D． Uncertain and shocked．小题2:Mo Yan developed his ability for writing when he was      ．

A．on a farm

B．in a factory

C．in a school

D．in the army小题3:One of Mo Yan's characteristics of writing is that he

A．writes about topics he is familiar with

B．focuses on social problems in the country

C．describes his characters in a unique way

D．explains difficult matters in simple words小题4:What's the best title for this passage?   

A．How Mo Yan Gets Nobel Prize

B．An Introduction to Nobel Prize

C．Mo Yan Wins Nobel Prize in Literature

D．A World Famous Writer, Mo Yan

患儿女，3岁。患急性支气管炎，按医嘱需用头孢拉定抗感染。已知头孢拉定针剂（粉剂）每瓶0.5g，小儿用量为每天50mg/kg，每天2次，肌内注射。

护士每次应抽取的量是（）

A.2.5ml

B.3ml

C.3.5ml

D.4ml

E.4.5ml

关于加热炉的基本形式，按外形分类，下列说法不正确的是（）。

A.方箱型

B.立式型

C.圆筒炉

D.大型圆筒炉