单词：piperazine hexahydrate
单词：piperazine hexahydrate 相关文章
CHAPTER ONE [00:03.81]READING Page 3 [00:09.67]Protecting the innocent [00:13.22]Pansy wanted to write an article on detectives for the school newspaper. [00:21.39]To get information,she interviewed Detective Ken. [00:28.06]This is part of the interv
上海牛津初中英语九年级
Unit 2 This is my Pencil. [00:02.49]单元二 这是我的铅笔。 [00:04.99]Lesson 7 [00:06.61]第七课 [00:08.23]1.Just speak [00:10.00]1.请讲话 [00:11.78]Hi,LiYan. This is Kate. This is LiYan. [00:14.81]喂，李燕。这是凯特。这是李燕
人教版小学英语三年级
[00:00.00]Unit 2 Is this your pencil? [00:06.18]Section A [00:08.26]1b listen and number the conversations[1-3]. [00:16.39]Conversation 1 [00:18.57]Is this your ruler? [00:20.49]No,it isn't. [00:22.13]It's her ruler. [00:24.87]Conversation 2 [00:26.9
新目标初中英语七年级上
[00:09.09]Learn to say. [00:13.15]Give me a ruler,please.请给我一把尺子. [00:16.50]This one?这个吗? [00:17.77]No.The yellow one.那把黄色的. [00:48.65][00:20.84]Here you are.给你. [03:10.41][00:50.27][00:22.32]Thank you. [00:24.61]Lis
闽教版小学英语三年级上
Red roses were her favorites, her name was also Rose. And every year her husband sent them, tied with pretty bows.The year he died,the roses were delivered to her door.The card said,Be my Valentine, like all the years before.Each year he sent her ros
每天一点英文