新概念英语第一册Lesson83课后练习册答案

Lesson 83
阅读理解
? 答案与解析
1. D。作者把地球形容为just a small bit of dust，因此可知D 为正确答案。
2. A。只有A 项的阐述符合对星系的定义。
3. C。从文章第一段The Milky Way has about thirty billion stars like our sun 可知，C 项为正确答案。
4. C。文章第二段提到Instead of kilometers, we have light-years.
5. B。详见文章最后一句。
英汉翻译
1. I forgot to take an umbrella.
2. He opened the light, but he couldn’t see anyone.
3. Carol has already had lunch.
4. He always stays at home on holiday.
5. Have you had any tea?
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6. Have you packed the suitcase?
7. They are trying to mend it.
8. Do you have lunch with us?

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