下列有关物质用途的说法错误的是 A．氧化铝是一种较好的耐火材料 B．食盐是氯碱工

现有如图四种生物，它们在分类单位的情况是：兰花和蘑菇属不同“界”的生物，和肾蕨同“界”不同“门”， 而和向日葵同“门”不同“纲”。则与兰花亲缘关系最近和最远的分别是

患者，男，65岁，左下后牙固定桥修复3年，数月来自觉牙齿松动。口腔检查：左下7缺失（无上下8），左下67单端固定桥，左下6为基牙，边缘悬突，松动Ⅰ度，牙龈红肿。

若对颌牙为可摘局部义齿，再修复左下7的方案为（）

A.治疗左下6后，仅修复左下6，不修复左下7

B.治疗左下6后，仍以左下6为基牙作固定修复

C.治疗左下6后，以左下56为基牙作固定修复

D.治疗左下6后，以左下456为基牙作固定修复

E.不修复

阅读下面两个语段，完成1～4题。

　　(一)从小丘西行百二十步，隔篁竹，闻水声，如鸣珮环，心乐之。伐竹取道，下见小潭，水尤清冽。全石以为底，近岸，卷石底以出，为坻，为屿，为堪，为岩。青树翠蔓，蒙络摇缀，参差披拂。

　　潭中鱼可百许头，皆若空游无所依，日光下澈，影布石上。怡然不动，假尔远逝，往来翕忽。似与游者相乐。

　　潭西南而望，斗折蛇行，明灭可见。其岸势犬牙差互，不可知其源。

　　坐潭上，四面竹树环合，寂寥无人，凄神塞骨，悄怆幽邃。以其境过清，不可久居，乃记之而去。(节选自柳宗元《小石潭记》)     

　　(二)青溪之跳珠溅雪．亦无以异于诸泉，独其水色最奇。盖世间之色，其为正也间也，吾知之，独于碧不甚了然。今见此水，乃悟世间真有碧色。如秋天，如晓岚^①；比之含烟新柳则较浓，比之脱箨^②初篁则较淡；温于玉，滑于纨^③；至寒至腴，可拊^④可餐。(节选自袁中道《游青溪记》)

【注】①岚：林中雾气。②箨(tuò)：竹笋皮，笋壳。③纨：白色的丝绢。④拊(fǔ)：拍。

1． 解释下面加粗词语在句中的意思。

(1)潭中鱼可百许头 ____________

(2)斗折蛇行  ______________

2．用现代汉语写出下面句子在文中的意思。

以其境过清，不可久居，乃记之而去。

______________________________________________

3．在语段(一)中，作者的心情有怎样的变化？从哪些内容可以看出来？

______________________________________________ 

4． 两个语段分别是怎样突出水的特点的？请结合具体内容分析。

______________________________________________ 

Part 4

Questions 26-45

·Read the following passage and decide which answer best fits each space.
·For questions 26-45, mark one letter A, B, C or D on the Answer Sheet.
Participation (26) high school sports is not a constitutional right. (27) , it is a privilege, paid for by taxpayers, open to students who promise to (28) certain conduct requirements on and off the field. One of these promises is to (29) from using drugs. Drug use is a serious problem among high school students. Studies show that as many as 500, 000 high school students use muscle-pumping, life-destroying substances such as steroids. Many more use illegal drugs, (30) cause discipline problems and (31) the stage for lifelong (32) .
Drug testing works to (33) and identify use. That is why drug testing is required to compete in the Olympics, the National Collegiate Athletic Association and the National Football League. (34) drug testing was instituted by these organizations, use of performance- (35) drugs has been greatly reduced. We should want (36) in schools.
Indeed, many athletes (37) testing programs, and no wonder. Without testing, athletes have to choose between drug use and a competitive disadvantage (38) the field.
Those who challenge the need for drug testing may be forgetting (39) it is like be an adolescent. Peer pressure is enormous, and one of the few effective counter-weights is the fear of being caught. More importantly, once drug use is (40) , a school can (41) to the student before he or she gets addicted or arrested.
For 25 years, public schools (42) by federal judges and civil libertarians, with results everyone can see. It is time (43) decisions on how to run public schools locally (44) officials. There is nothing unconstitutional about asking those who gain the advantages of school-sponsored athletics to contribute to the safety of other players, the integrity of the game and their own well-being. The Supreme Court should leave these programs (45) .

A．nothing more

B．nothing less

C．something less

D．something more

Speaker A: I need to go to the drugstore. I have a bad cold, and my head is all stuffed up.
Speaker B: ().

A. Oh, that’s too bad. I hope you feel better soon.

B. As far as I know, there is a drugstore around the corner.

C. I don’t catch a cold as often as you do.

D. Would you like me to dose the window It’s cold outside.