I have a good friend at home. Its name is Mimi. It’s white and yellow. It’s very lovely. I play with——青夏教育精英家教网——

I have a good friend at home. Its name is Mimi. It’s white and yellow. It’s very lovely. I play with it when I have time. It often plays with a ball. It likes fish very much. When it is behind the sofa or in the box, you can’t see it. When we sit on the sofa and watch TV, it sits with us. In the evening, I do my homework at my desk. It is on the desk, too. At that time I put it down. Then it sits beside me. Is it a good friend of mine?
【小题1】Who is my good friend at home?
A. A boy.           B. A girl.             C. A cat.
【小题2】When it is in the box or behind the sofa, you       .
A. can see it              B. can’t see it          C. play with it
【小题3】When I do my homework, it      .
A. does its lessons B. sits in the box     C. sits beside me
【小题4】We can see       in the room.
A. a big sofa          B. a black cat      C. some friends
【小题5】I do my homework      .
A. with the cat           B. with a friend          C. in the evening

根据课程表完成下面的话（１５分）

节数	星期一	星期二	星期三	星期四	星期五
1	语文	英语	数学	语文	英语
2	数学	语文	英语	数学	数学
3	英语	数学	语文	英语	语文
4	历史	体育	地理	历史	政治
5	微机	生物	艺术	微机	体育
6	音乐	地理	历史	生物	艺术

Dear Steve,
I’m very happy in my new school. I hope you’re enjoying it. The teachers and students here are friendly to me.
We go to school five days a week. I get to school at seven thirty, and ___1___ do you get to school? We have six classes every day, and ___2___ ___3___ classes do you have? On ___4___ and ___5___ , the first class in Chinese. We have Chinese, ___6___ and English every morning. We have computer, history, P.E., 7 , ___8___, geography, craft, politics every week, and we have ___9___ craft lessons a week. We have politics only ___10___ a week. My ___11___ subject is geography, and it’s on ___12___ and ___13___. Which subject do you like ___14___? How are you going ＿15＿＿your lessons? Write soon.
Your,
Jane

完形填空（每题1分，共10分）
I have a problem. Yesterday afternoon I ___1___ with my best friend, Kim. And he was very angry. I thought about it for a long time last ___2___. Now I know I was ___3___ at that time. But I don’t know ___4___ I should do. My mother thinks I ___5___ go to see Kim and tell him I was wrong. My father thinks I should ___6___ Kim and say ___7___ to him. And my brother ___8___ I should call Teen talk, the radio advice program. My sister tells ___9___ I should call up my teacher for ___10___.
Can you tell me what I should do?
1. A. argued                 B. smiled                C. shouted              D. talked
2. A. morning                B. noon                 C. afternoon             D. night
3. A. right                   B. wrong                C. kind                D. good
4. A. how                   B. why                  C. what                 D. where
5. A. will                   B. should                 C. must                D. need
6. A. call                    B. to call                C. calling               D. called
7. A. hello                 B. morning              C. sorry                D. afternoon
8. A. wants                  B. says                  C. hopes               D. speaks
9. A. I                      B. my                   C. him                 D. me
10. A. advice                  B. money                C. homework           D. study

实验中注意安全是至关重要的，回答下列有关问题。
（1）点燃H₂前需要检验H₂的      ；
（2）不慎将燃着的酒精灯碰倒，洒出的酒精燃烧，立即用湿抹布盖灭，利用了灭火原理中的降低温度和     ；
（3）做硫在氧气中燃烧的实验时，可用NaOH溶液吸收有毒的SO₂，产物是H₂O和能溶于水的Na₂SO₃，这一反应可用化学方程式表示为             。

根据金属的化学性质，将下表中内容补充完整

反应物	反应规律	反应规律的应用举例
金属+氧气	大多数金属能和O₂反应生成金属氧化物	铝表面形成致密的氧化薄膜，阻止铝进一步氧化
金属+酸	在金属活动性顺序里，位于 ① 的金属能与盐酸、稀硫酸发生置换反应生成盐和H₂	用盐酸和稀硫酸鉴别黄金和黄铜（铜锌合金）
金属+盐	在金属活动性顺序里，位于前面的金属能把位于后面的金属从它们的盐溶液里置换出来，生成 ②	将Cu、Mg、Zn中的两种金属分别放入 ③ 溶液中，即可比较出上述三种金属的活动性强弱

观察下列各图，回答有关问题

（1）仪器a的名称是        ；
（2）实验室制取CO₂，其反应原理可用化学方程式表示为   ①    ；其发生装置可选用上图中的 ②  （填装置序号，下同），收集装置可选用 ③  ；
（3）利用收集到的CO₂进行图E所示实验，观察到燃着的蜡烛自下而上依次熄灭，体现出CO₂的密度比空气大和      的性质。

回忆教科书中有关“粗盐的初步提纯”实验的主要步骤，回答下列问题。
【溶解】称取5.0g粗盐，用药匙将该粗盐逐步加入盛有10mL水的烧饼里，边加边用玻璃棒搅拌，直加到粗盐不再溶解为止。称量尚未向烧杯中加入的粗盐质量。
【过滤】……
【蒸发】……
【计算产率】用玻璃棒把提纯后的精盐转移到纸上，称其质量，计算精盐的产率。
精盐的产率＝

×100%
（1）过滤时，玻璃棒的作用是         ；
（2）蒸发过程中，待蒸发皿中出现        固体时，停止加热，利用余热使滤液蒸干；
（3）某同学所得的产率与其他同学比较明显偏低，下列哪些情况会导致产率明显偏低        （选填字母序号）
A溶解时将5.0g粗盐一次全部倒入水中，立即过滤
B蒸发时有一些液体、固体溅出
C提纯后的精盐尚未完全干燥就称其质量

0 52534 52542 52548 52552 52558 52560 52564 52570 52572 52578 52584 52588 52590 52594 52600 52602 52608 52612 52614 52618 52620 52624 52626 52628 52629 52630 52632 52633 52634 52636 52638 52642 52644 52648 52650 52654 52660 52662 52668 52672 52674 52678 52684 52690 52692 52698 52702 52704 52710 52714 52720 52728 211419