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——several times,they need some encouragement

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——several times,they need some encouragement
a.failed
b.having failed
在非谓语中done 和having done 有什么区别
done表示被动,而having done表示主动,并且是doing 的完成时,表示发生在位于动词之前.如 Given more time ,i can do it better.(我被给时间）
Having read abut the ,i was not surprised at it when they told it to me.
——several times,they need some encouragement _____several times,they need some encourage they said they---here several times 是some times还是several tiomes? some times和several times有什么区别啊? You don't need to describe her.I___her several times. several times 1、In this experiment,they were wakened several times during i need your encouragement 中的encouragement是什么词性? They need some help,________ they? 1 You don't need to describe her.I ___ her several times.A.h You don't need to describe hei .I () her several times .选什么?