《2025年通城学典课时作业本八年级英语上册外研版》

一、根据句意及汉语或首字母提示写出单词。
1. Tom may not be good at maths, but he shows great talent(天赋)for playing basketball.
2. The tree was struck by lighting(闪电).
3. The pioneers(先驱)of the space study dreamed of reaching the moon.
4. We spent two hours testing different materials for the science project.

答案： 1. talent 2. lighting 3. pioneers 4. testing

二、用方框中所给词的适当形式填空。
| discovery | electricity | fail | explore |
1. Many failures taught Edison how to make a better light bulb.
2. — Our class went on a nature exploration trip to study local plants. — Sounds great!
3. Electricity allows us to use lights, phones, and computers every day.
4. The news on TV reported several important discoveries in medical research.

答案： 1. failures 2. exploration 3. Electricity 4. discoveries

1. — What happened to her on that cold evening? — I don't know, and I'm also B about it.
A.satisfied
B.curious
C.interested
D.surprised

答案： B

2. — Nancy, you look so beautiful in the white hat. — Thank you. I wear it to protect my face from the sun.
A.at; through
B.with; about
C.on; from
D.with; from

答案： D

3. The fear in his heart B him to tell lies. All of us were surprised at it.
A.brought
B.led
C.took
D.carried

答案： B

4. B the fact that the old cars couldn't go as fast as modern ones, people still watched the game with excitement.
A.Thanks to
B.Despite
C.As far as
D.If

答案： B

5. It's time for you to B the book and tell me what you think of it.
A.look into
B.look through
C.look up
D.look after

答案： B

四、根据汉语完成英语句子,每空一词。
1. 不要冒险尝试野外的未知的食物。 Don't takerisks by trying unknown food in the wild.
2. 她通过了考试。毕竟她学习很努力。 She passed the exam. Afterall she studied very hard.
3. 汤姆太累了,看电影时睡着了。 Tom was so tired that he fell asleep during the movie.
4. 我们需要为我们的生物项目研究动物。 We need to doresearch on animals for our biology project.

答案： 1. take risks 2. After all 3. so；that 4. do research

五、语法填空。
Time is very important to us. When and by 1. ____(whom)were the watches or clocks invented? Perhaps nobody knows. How could we tell time 2. ____(if)there were no watches or clocks anywhere in the world?
The sun was 3. ____(probably)the world's first “clock”, except in the far north, where the Eskimos live. There, it's dark most of the winter, and light most of the summer. But in most of the world, people have 4. ____(used)the sun for day. If you don't have a clock that shows time, you still know that when the sun shines, it's day, and that when it's dark, it's night. 5. ____(The)sun can not only tell you whether it's day or night but also tell you whether it's morning, noon, or afternoon. When the sun is almost directly overhead, it's noon.
People who live near the sea know time from the tides(潮汐). In the daytime, for about six hours, the water 6. ____(rises)higher and higher. The same thing takes place again at night. There are two high tides and two low tides every 24 7. ____(hours).
In some places in the world the wind comes up 8. ____(at)about the same time every day or changes direction or stops 9. ____(blowing). In these places the wind can 10. ____(be)the clock.

答案： 1. whom 2. if 3. probably 4. used 5. The 6. rises 7. hours 8. at 9. blowing 10. be