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一、观察下面的两个句子并填空 1.Will put down his shopping bag and held out his hand. 2.Putting down his shopping bag,Will held out his hand. 剖析:句1中 put down 在句中作　　　 成分,held out 作　　　 成分,它们的主语为　　　。句2中putting down在句中作　　　 成分,逻辑主语为　　　,putting down 与逻辑主语之间为　　　 关系,held out在句中作　　　 成分,主语为　　　。  答案:谓语;谓语;Will;非谓语/状语;Will;主动;谓语;Will