1.阅读下面一首唐诗,按要求回答问题。渡湘江杜审言迟日园林悲昔游,今春花鸟作边愁。独怜京国人南窜,不似湘江水北流。[注]杜审言曾有两次贬官的经历,在唐中宗时曾被贬到南方极为偏远的峰州。这首诗是他在这次流放途中写的。(1)从内容上看,诗中哪一句是主旨句?试 1. Read the following Tang poem and answer questions as required. After crossing the Xiang River, Du Juyan made a visit to the park in late autumn. Pity to the south of Beijing, not like the Xiangjiang River. [Note] Du Zhanyan had two experiences of depreciation. He was once relegated to Fengzhou, an extremely remote country in the south. This poem was written by him during this exile. (1) From the content point of view, which sentence in the poem is the subject sentence?