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iew of units 15 By Mr. Wang April 11, 2022 besides 1) ...之外 He had few friends besides us. 除我們之外他沒有什么朋友。 It39。 worth 的用法 ? n. 價值 ? 例子: the true worth of one39。s worth seeing [hearing, reading] ? 值得一看 [一聽 , 一讀 ] ? It isn39。 while VS when ? while conj. 當 … 的時候 ? when conj. 正在這時(那時) ? . ? The students were talking when the teacher came into the classroom. ? While the students were talking, the teacher came into the classroom. while VS when ? when, while這兩個詞都可以引出時間狀語從句,它們的差別是: when 從句表示某時刻或一段時間 ; while 只表示一段時間。 ? While he was in London, he studied musi