【简答题】You are going to hear one half of four mobile phone conversations. Listen and match conversations 1-4 with pictures a-d.
【简答题】Listen and match. 听录音 , 将人物与相对应的课程匹配。 Amy New staff training Sara French Carol Cooking Jenny Chinese
【单选题】Raunkiaer频度定律说明:在一个种类分布比较均匀一致的群落中,属于( )级频度的种类通常是很多的。
【简答题】Listen and match. 听录音,将对话的序号和相应的图片匹配。
【简答题】Raunkiaer频度定律说明了什么问题?
【简答题】Listen and match the photos with the corresponding interview types. 听录音,连线。