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2. (不是每個(gè)人都能理解) Einstein's Theory of Relativity.

課后作業(yè)

I.完成句子

1. We paid a visit to the middle school (附屬于) the university.

9. 爆炸;爆炸聲n.

10. 聰穎的;才華橫溢的adj.

11. 簡(jiǎn)短的;簡(jiǎn)潔的adj.

12. 身體的adj.

13. 個(gè)人的adj.

14. 部分地;在一定程度上adv.

5. 暢銷書(或唱片等) n.

6. 受害者n.

7. 生涯;經(jīng)歷n. 8. 相對(duì)論n.

I.單詞檢測(cè)

1. 診斷v. 2. 畢業(yè)V.

3. 爆炸v. 4. 逃跑;逃避v.

5. What's the topic of the text?

   A. The dangers of rockets.

   B. The development of rockets.

   C. The advantages of rockets.

   D. The invention of rockets,

4. One Italian scientist invented a rocket which .

   A. could fly into the sky

   B. could hit the enemy's horse

   C. could fly over the surface of water

   D. could clear the cloud in the air

3. Who introduced the rockets to Europe?

   A. The Song Dynasty. B. The Mongols.

   C. Wan Hu. D. The astronauts.

2. The rocket was probably invented about .

   A. 3,000 years ago   B. 200 years ago

   C. 1,232 years ago   D. 2,000 years ago

課前預(yù)習(xí)

I.課文理解閱讀Rockets,選出正確答案。

1. Which of the following about the rcx:ket is NOT true?

   A. It is a kind of advanced machine.

   B. It can be used to send astronauts into space.

   C. It was invented in France first.

   D. It can be used in firework displays.