【導(dǎo)讀】InJilinProvince.Tianchi,ortheLakeofHeaven.Thestory.Paragraph1. Paragraph2. Paragraph3. Paragraph4. ofeachparagraph.toseethewaterfalls;____intotheclear,_______asthelake.isthesecondlargest. reachashighas2,000meters.anextinctvolcano.China.ofadeadvolcano.isanaturereserve?doesTianchimean?How. isTianchiformed?