肿瘤性发热常见热型为()。A．稽留热 B．弛张热 C．间歇热 D．超高热 E．不规则

单词拼写。

1. Though he was wild about his discovery, few people realized the ___(意义)of it at that time.

2. If you need further information or if you have any other enlightening advice, please do not ______

  (犹豫) to contact us.

3. Much to my ______(宽慰), the child has come to know that he should correct the mistake whenever

   he finds it.

4.The fact that so many people still smoke in public places suggests that we may need a nationwide

    ______(运动) to raise awareness of the dangers of smoking.

5. Many women prefer the ________ (便利)of working at home while their children are small.

6. With the midterm examination a________, the students are working harder and harder.

7. He i________ all the "No Smoking" signs and lit up a cigarette.

8. These days in China many people are c_______ about the safety of food.

9. Students who v________ to repair the house for the old lady were praised by their headmaster.

10. Last night I went to a bookshop and the shopkeeper r__________ a new book to me.

将0.2 mol/L NaA溶液和0.1 mol/L盐酸等体积混合后，溶液pH >7，则以下关系式错误的是

A. c(A^-)>c(HA)

B. c(HA) +c(A^-) =0.1 mol/L

C. c(Na⁺)+c(H⁺)=c(A^-)+c(Cl^-)+c(OH^-)

D. c(Na⁺)=c(A^-)+c(HA)

（26分）阅读材料，完成回答。  

材料一：大高加索山脉很多山峰都很高大，许多山峰的绝对高度超过了海拔5000米，主峰海拔5642米，山上气候寒冷，终年积雪。大高加索山自然景观的垂直变化十分明显：1200米以下为阔叶林；1200～2200米为针叶林；2200～3000米为亚高山和高山草甸；2600～3500米为高山苔原；3000～3500米以上为高山冰雪带。

材料二：高加索地区局部图

（1）甲乙两地1月均温相差明显，其中甲约6℃，乙约0℃。简析差异的主要原因。（6分）

（2）据材料和图分析该地河流广布的自然原因。（8分）

（3）简析图示区域水力资源丰富的原因。（6分）

（4）简析高加索地区发展冶金工业的主要区位优势。（6分）

某热水供暖系统热网水压图如图所示，设计循环流量G=100t/h，热网供回水管阻力损失均为6mH₂O①，最远用户阻力损失2mH₂O，热源内部阻力损失12mH₂O，设计要求静水压线高度为22mH₂O，最高建筑物高度18m。则设计选用的循环水泵和补水泵扬程分别为（）m。

A．26，21

B．44，39

C．48.4，42.9

D．26.4，24.2

日本多火山地震的原因？