单词：generalized reinforcer
单词：generalized reinforcer 相关文章
This is the VOA Special English Technology Report. Representatives from some of the world's leading broadband service providers and equipment manufacturers met in San Diego, California last week. They talked about the future of broadband and the Inte
2010年VOA慢速英语(十二)月
They jumped up with the joy to hear the good the news Kill --- kill time --- time killer--- pain killer Murderer West --- in the west Western country Surprising--- astonishing Alarm ---- alarm clock S
自考英语（一）78讲
A: I didnt receive an unemployment check this week and need to know why. B: Did you mail us your last Continued Claim Form? A: I am afraid that I forgot to send it in. B: We cannot pay you unless you turn that form in every two weeks. A: Is it too la
失业英语对话
A: Could you help me figure out why I am missing my unemployment check for this week? B: I hope that you remembered to send in your last Continued Claim Form. A: I am pretty sure that I didnt send that claim form in. B: You have to send that form in
失业英语对话
She got a computer magazine in the mail. She hadn't ordered it. In fact, she'd never even heard of it. The expiration date was on the address label. It was 12 months away. She read the whole magazine within the next few days. A while later, her uncle
英文短篇故事（纽约）
今天我们要学的词是advance。 Advance, 作为动词，有上涨，前进的意思。 Our local high school basketball team advanced to regional semifinals, 本地高中篮球校队赢得了参加地区半决赛的资格。 U.S. stocks advance
英语单词荟萃