过去分词短语作状语
过去分词短语作状语，回答如下：
过去分词（短语）作状语表示动作发生的背景或情况，在意义上相当于一个状语从句，其逻辑主语就是句子的主语。过去分词（短语）在句中作状语可以表示时间、条件、方式或伴随、让步、原因等。
1.表示时间：过去分词（短语）做时间状语，相当于一个时间从句。
例如：Asked about his family, he made no answer=When he was asked about his family, he made no answer.当问到有关他的家庭的情况时，他没有回答。
2.表示条件：过去分词（短语）做条件状语，相当于一个条件状语从句。这类句子 的谓语动词往往用将来时或情态动词。
例如：United, we stand;divided,we fall=If we are united,we stand;if we are divided, we fall.团结，我们就能独立；分裂，我们必然倒下。
3.表示方式或伴随：过去分词（短语）做方式或伴随状语，可以转换成一个并列句。
例如：The boy slipped out of the room, followed by his pet dog=The boy slipped out of the room and was followed by his pet dog.这个男孩溜出了房间，后面跟着他的宠物狗。
4.表示让步：过去分词（短语）做让步状语，相当于一个让步状语从句。
例如：Rejected many times, the man did not lose heart=Though the man was rejected many times, he did not lose heart.虽然被拒绝了很多次，这个人并没有失去信心。
5.表示原因：过去分词（短语）作原因状语，相当于一个原因状语从句。
例如：Seriously injured, he had to be taken to the hospital=Because he was seriously injured, he had to be taken to the hospital.由于伤得很严重，只好把他送往医院。
