Listen to the dialogue about the news. /module/audioplay.html?objectid=c588b4a0bd87380a21df60683ae27c9ec588b4a0bd87380a21df60683ae27c9e
举一反三
- Listen to the dialogue about sleep./module/audioplay.html?objectid=0c6b5b2c679405ee84c76f39268a4cb2
- Listen to the dialogue about getting good grades. /module/audioplay.html?objectid=26188f83d533ca2297b977d69a68a2fb26188f83d533ca2297b977d69a68a2fb
- Lesson 9 短对话选择-4/module/audioplay.html?objectid=1391b19119b0538b67d539f8e1ad0a16
- 如图，点D、E在△ABC的边BC上，AB=AC，AD=AE，且BD=4,求EC的长．
- ______________________ Runway 27, ____________ 2200 feet./module/audioplay.html?objectid=47c3a2a6383319709e35da2c7876a2e2