he was often seen ------- his office late at night,but he wa
he was often seen ------- his office late at night,but he was last seen ------ there at 5pm yesterday（leave）
赞 jms453741711 幼苗
共回答了25个问题采纳率：92% 举报
第一个填 to leave,因为是一般过去的形式,接不定式to do
第二个填 leaving,因为后面有准确的时间是下午五点,接进行时doing
第二个填 leaving,因为后面有准确的时间是下午五点,接进行时doing
1年前
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