例句:The teacher is busy marking the final exam papers in the office.
翻譯:老師在辦公室忙著改期末考考卷。
變化
● 原形:mark [mɑrk]
● 現在式單數:marks [mɑːrks]
● 過去式:marked [mɑrkt]
● 過去分詞:marked [mɑrkt]
● 現在分詞:marking [mɑrkɪŋ]