[00:02.69]第二十三课 本世纪的发现 [00:05.38] Lesson 89 1 Reading comprehension [00:08.57]第八十九课 1 阅读理解 [00:11.76]Read the text fast to find answers to these questions. [00:14.63]快速朗读课文,找出问题的答案。...
