分许英语句子成分We offer computer models leaving little doubt that the phenomenon has disappeared.请教该句中leave为什么用ing形式!

分许英语句子成分We offer computer models leaving little doubt that the phenomenon has disappeared.请教该句中leave为什么用ing形式! 帮忙分析下句子成分.I regret to inform you that we are unable to offer you employment. 英语句子成分划分We will make our school more beautiful 英语,句子成分 英语句子成分, 英语句子成分, 英语定语从句如何分句子成分、最后有点例子、、谢谢 yesterday we sent your offer offer suppose 英语 请教关于句子成分的问题,在英语句子：Faced with difficulties,we must try to overcome them.中Face with difficulties和主语we之间应该是主动关系吧,可为什么还要用过去分词表被动呢? 分析一下句子成分（英语）谢谢We must keep our classroom tidy and clean. 英语句子成分分析 救助we would appreciate you letting us know of your problems 英语求助That we need more equipment is quite obvious.求句子成分分析 Even our schools are where we send our children to get a practical education.分许句子结构we send our children to 这个to 是接的where还是get?分析一下句子成分, 英语词性和句子成分 英语句子成分具体分析 英语中的句子成分 英语句子成分详解.