初中英语核心词汇500讲之bear, beat
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/55d81c2b5285890...
TEACHERAY 第154页
初中英语核心词汇500讲之beach
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/cd0c9c2d5285890...
初中英语核心词汇500讲之balance,ball,basic
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/9064de8b5285890...
初中英语核心词汇500讲之bad,back
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/0f835da35285890...
初中英语核心词汇500讲之avoid
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/e9f2bcae5285890...
初中英语核心词汇500讲之attitude
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/60b2751f5285890...
初中英语核心词汇500讲之attend, attention
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/3bd3f3505285890...
初中英语核心词汇500讲之at
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/448019075285890...
初中英语核心词汇500讲之ask,asleep
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/3683875f5285890...
初中英语核心词汇500讲之as
http://1301668301.vod2.myqcloud.com/b5f2afc7vodtranscq1301668301/2fba75cc5285890...