北師大版英語高二下冊unit22environmentalprotection5-在線瀏覽
2025-02-10 01:30本頁面
【正文】 1. 大西洋颶風 它們咆哮的風速超過每小時 300千米 比 30年前的強度增加了 40%。 ★ Passage D 【本段重點句子】 are more than 300 active volcanoes, about fifty of which erupt each year, and more than 500 million people now live within the range of a volcanic eruption. ____________________________________________________________________________________________________________________ 【句法分析】本句是由 and 連接的兩個并列句，在第一個分句中， about fifty of which erupt each year 為 which 引導的非限制性定語從句 修飾先行詞 volcanoes。 ________________________________________________________ ________________________________________________________ 【經(jīng)典句型歸納】 It is + adj. + for sb. to do sth. 【單詞積累】 occur 發(fā)生，出現(xiàn) 譯： plane crash occured only minutes after takeoff. ______________________________ mistakes occur in your position.
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