目前，世界上各国普遍采用的行政责任制度是（）。 A.有限责任制 B.无限责任制 C.

西方古典叙事学主要关注的是（）

A、人物塑造

B、情节演变

C、环境设置

D、小说文法

E、小说语句

直肠狭窄，常出现（）

A.水样或粥样稀便

B.灰白色便

C.鲜血便

D.细条状便

E.褐 * * 状便

Chinese scientists are again becoming excited about the fact that a large hairy animal may live in central China. Now they hope it won't be too long before they are able to __71 its existence. Their confidence is the __72 of a new discovery of the mystery animal in Hubei Province.

Ten Chinese __73 , enjoying a holiday in a National Forest Park, were driving down a road. As their bus turned a corner, the men were suddenly __74  by what they saw. Three __75 animals, covered with long dark hair, were crossing the road. On seeing the animals, the engineers immediately stopped and __76them. __77 ,when they saw how the animals moved through the forest with great __78 and strength, they did not dare to follow any further.

The men did not take any __79 . However, scientists are __80 by the discovery, because the engineers were all very educated people and scientists feel they can __81  what they described.

After the discovery, scientists returned to the forest and __82  some hair and measured footprints. About 20 inches appears to be the length of the animal's foot! Chinese scientists have now set up a special group to exchange information and make a __83 of the forest. But in the meantime,some people __84to believe that this halfman, halfmonkey exists. They will not believe that it is __85 until one of the animals has been caught.

71. A. prove         B. analyze         C. protect         D. check

72. A. basis         B. requirement     C. result          D. preparation

73. A. travellers    B. engineers       C. scientists      D. explorers

74. A. frightened    B. amazed          C. upset           D. inspired

75. A. trained       B. rejected        C. tall            D. violent

76. A. shot at       B. looked at       C. fought with     D. ran after

77. A. However       B. Indeed          C. Meanwhile       D. Anyway

78. A. difficulty    B. speed           C. care            D. pleasure

79. A. bullets       B. tools           C. medicines       D. photographs

80. A. surprised     B. delighted       C. disturbed       D. supported

81. A. rely on       B. deal with       C. write down      D. pass on

82. A. cut           B. pulled          C. collected       D. tore

83. A. film          B. tour            C. choice          D. study

84. A. come          B. refuse          C. prefer          D. have

85. A. wrong        B. alive           C. real            D.correct

根据湖北省旅游局的有关规定，各旅行社对导游的年度日常培训时间不少于7天，其中进行职业道德教育的时间不少于( )天。

A．1

B．2

C．3

D．4

人体内激素分泌量过多或不足都会对机体有害，体内有一系列机制维持激素在血液中含量的相对稳定。下图表示下丘脑神经分泌细胞、垂体细胞、甲状腺细胞及它们分泌的激素之间的关系。据图回答有关问题：

请用健康老鼠80只（雌雄各半）、低中高三种浓度的雄激素溶液和必备的材料、试剂等进行实验设计，探究浓度不同的雄激素对老鼠性腺大小的影响。①分组时应将雄性老鼠随机分成A、B、C、D四组。②定时定量给A、B、C、D四组分别注射适量的（），各组老鼠置于相同且适宜的环境中培养。③一段时间后，测量雄鼠睾丸大小，并（）。④预期可能的实验结果并得出结论：若（），说明（）；若（），说明（）。