如图5所示，是甲乙两物体做功和所需时间的关系图象，由图可 知（） A．P甲>P乙

根据对话内容，从对话后的选项中选出能填入空白处的最佳答案。选项中有两项为多余选项。

 —Mary, we are going to have a party on New Year's Eve. I'm sure we'll have a good time.        1      

 —I'd like to．      2      

—In our classroom. We are going to decorate(装饰) it and want to turn it into a splendid ballroom.

—       3       I shall be very glad to spend my first New Year in China with you.

—But we are going to ask everyone at the party to give a performance.       4      

—I will. My voice is not very pleasant to the ear,though.

—I heard you sing once.     5        I'm sure you'll be the star of our  New Year party.

—Oh, thank you.

A. Your voice was sweet and beautiful.

B. Where are you going to have it?

C. Would you like to join us?

D. Thank you for inviting me.

E．Oh,it is great.

F. Let's go to the ball together.

G. Do sing us some English songs, please.

单词拼写。

1. —You like the new house, why not buy it?

    — It's really expensive.I can't a_______ it.

2. In the modern world, it's n_______ for us to learn English well.

3. The boy has tried to make his mother pay more a_______ to him.

4. Mr. Green has got his driver's l_______. He can drive a car.

5. — Do you know who d             America?

    — Columbus (哥伦布).

6. We all regard that_______ (友谊) is the most important in the world.

7. You should be _______ (有耐心的) to wait for him.

8. His idea often _______ (影响) his decisions.

9. If Lucy is given a chance, she will _______. (成功)

10. We must know the ______ (重要) of learning English.

酸、碱、盐在工业生产和日常生活中的广泛应用，促进了人类文明的进步和社会的可持续发展．

（1）服用含氢氧化铝[Al（OH）₃]的药物可以治疗胃酸过多症，此反应的化学方程式为　　　   ．

（2）生活中用石灰浆粉刷墙壁，干燥后墙面就变硬了，此反应的化学方程式为　　　   ．

（3）化肥对提高农作物的产量具有重要作用．现有①硫酸钾；②硝酸铵；③磷矿粉；④氯化钾四种化肥，其中从外观可与其他化肥相区别的是　　   （填序号）．

链霉素及其衍生物、盐

以下各句中不含表示时段的词是（）

A.终日，扁鹊仰天叹日中的"终日"

B.有间，太子苏中的"有间"

C.斯须尽服之中的"斯须"

D.太子病血气不时中的"不时"

E.食顷，吐出三升许虫中的"食顷"