一个圆锥形谷堆，绕着谷堆的外围走一圈是25.12米，高3米，每立方米谷重1.5吨
题型：解答题
问题：
一个圆锥形谷堆，绕着谷堆的外围走一圈是25.12米，高3米，每立方米谷重1.5吨，这堆谷共重多少吨？
题型：解答题
| 阅读下面对话，从方框内7个选项中选择5个恰当的句子完成此对话。 | |
| A: Hello, is that Wu Bin speaking? B: Yes. Who's that? A: This is Tian Hong. Are you free this Saturday evening? B： 1 A: I've got two tickets to Jay Chou's concert. 2 B: Certainly, I'd love to. He's my favourite singer. Thanks for your invitation. 3 A: Let's meet at the gate of the park at four o'clock. B: 4 I want to buy him a gift. A: OK. I'll get there at three. Shall we go to the shopping center to buy the gift? B: 5 See you then. A: See you.  1. _________ 2.__________ 3.__________4. _________ 5．_________ |