如何使用本書
Cultures and Customs
Unit 1 Groundhog Day土撥鼠日
Unit 2 Ramadan齋月
Animals and Plants
Unit 3 Trees樹
Unit 4 Shells貝殼
General Knowledge
Unit 5 Human Beings人類
Unit 6 Units of Measurement計量單位
Language and Literature
Unit 7 Novels小說
Unit 8 The Knights of the Round Table圓桌騎士
Science
Unit 9 Genes and DNA基因和DNA
Unit 10 The Solar System太陽系
Famous People and Events
Sports and Art
Media and Technology
The Earth and the Environment
History
答案
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