★ 單字
1. extra [ˋɛkstrə] adj. 額外的（國中挑戰800字）
2. earth [ɝθ] n. 地球（國中基本1200字）
★ 實用字詞
1. leap year / tropical year / common year 閏年／回歸年／平年
2. keep pace with… 和……齊步；跟上……
3. on the other hand 表「另一方面」，用於「對比」情況。
An article in a science magazine talks about a leap year.
一篇科學雜誌文章談論關於閏年的主題。
閱讀技巧：將長句分成短字詞，以利閱讀
An extra day is added to make our calendar year keep pace with a “tropical year.”
額外的一天被加入／好讓我們的日曆計年／和「回歸年」一致。
動手做做看：將長句分成短字詞
It’s the time, about 365.24 days, that the earth takes to go around the sun.
考題練習：多益普及測驗＋國中會考題型
1. How often does a leap year happen?
(A) Every year
(B) Every February
(C) Every four years
2. What is NOT true about a leap year?
(A) A leap year has 365 days.
(B) There are 29 days in February.
(C) The year of 2020 is a leap year.
3. Which is the shortest?
(A) A leap year
(B) A tropical year
(C) A common year
解答：
動手做做看：將長句分成短字詞
It’s the time, about 365.24 days, that the earth takes to go around the sun.
它是大約365.24天的時間／地球花費／來繞行太陽一圈。
考題練習：多益普及測驗＋國中會考題型
1. (C) 2. (A) 3. (C)
實踐大學陳超明教授 編審
資深英語教師廖莉雅 編寫